↑

guestimation in Scrabble®

The word guestimation is playable in Scrabble®, no blanks required. Because it is longer than 7 letters, you would have to play off an existing word or do it in several moves.

Scrabble® Letter Score: 15

Highest Scoring Scrabble® Play In The Letters guestimation:

GUESTIMATION

(162)

Seven Letter Word Alert: (98 words)

agonies, agonise, agonism, agonist, agoutis, amongst, amounts, amusing, animist, animose, atomise, attunes, augites, augment, aunties, egotism, egotist, emoting, enigmas, gamiest, geostat, gnomist, guineas, igneous, ignites, imagine, imagoes, imitate, inmates, inosite, instate, intuits, magneto, magnets, mangoes, matings, matting, megaton, miniate, mintage, minuets, minutes, misting, mistune, mitiest, mitogen, mittens, moating, moisten, montage, mountie, mousing, munites, mustang, mutagen, mutants, mutates, nutmeat, nutmegs, onstage, ousting, outages, outgain, outings, outmans, outmate, outsang, seaming, seating, setting, sigmate, sinuate, sitting, situate, smiting, smitten, stating, station, stomate, suiting, tasting, tautens, tauting, teaming, teasing, testing, tetanus, teutons, timeout, timings, tiniest, tongues, touting, tsunami, tuition, unities, unmates, unstage

All Scrabble® Plays For The Word guestimation

GUESTIMATION

(162)

GUESTIMATION

(153)

GUESTIMATION

(108)

GUESTIMATION

(102)

GUESTIMATION

(76)

GUESTIMATION

(72)

GUESTIMATION

(72)

GUESTIMATION

(68)

GUESTIMATION

(68)

GUESTIMATION

(64)

GUESTIMATION

(60)

GUESTIMATION

(60)

GUESTIMATION

(60)

GUESTIMATION

(60)

GUESTIMATION

(51)

GUESTIMATION

(51)

GUESTIMATION

(46)

GUESTIMATION

(38)

GUESTIMATION

(38)

GUESTIMATION

(38)

GUESTIMATION

(38)

GUESTIMATION

(34)

GUESTIMATION

(34)

GUESTIMATION

(34)

GUESTIMATION

(25)

GUESTIMATION

(23)

GUESTIMATION

(22)

GUESTIMATION

(21)

GUESTIMATION

(21)

GUESTIMATION

(20)

GUESTIMATION

(19)

GUESTIMATION

(18)

The 200 Highest Scoring Scrabble® Plays For Words Using The Letters In guestimation

GUESTIMATION

(162)

GUESTIMATION

(153)

GUESTIMATION

(108)

GUESTIMATION

(102)

AGONISM

(90 = 40 + 50)

EMOTING

(90 = 40 + 50)

GAMIEST

(90 = 40 + 50)

TIMINGS

(90 = 40 + 50)

AMUSING

(90 = 40 + 50)

IMAGOES

(90 = 40 + 50)

MATTING

(90 = 40 + 50)

GNOMIST

(90 = 40 + 50)

MAGNETS

(90 = 40 + 50)

MEGATON

(90 = 40 + 50)

AUGMENT

(90 = 40 + 50)

SEAMING

(90 = 40 + 50)

IMAGINE

(90 = 40 + 50)

MAGNETO

(90 = 40 + 50)

MANGOES

(90 = 40 + 50)

MISTING

(90 = 40 + 50)

ENIGMAS

(90 = 40 + 50)

AMONGST

(90 = 40 + 50)

MITOGEN

(90 = 40 + 50)

MUTAGEN

(90 = 40 + 50)

MOUSING

(90 = 40 + 50)

MONTAGE

(90 = 40 + 50)

TEAMING

(90 = 40 + 50)

MINTAGE

(90 = 40 + 50)

MATINGS

(90 = 40 + 50)

EGOTISM

(90 = 40 + 50)

MUSTANG

(90 = 40 + 50)

NUTMEGS

(90 = 40 + 50)

SIGMATE

(90 = 40 + 50)

MOATING

(90 = 40 + 50)

SMITING

(90 = 40 + 50)

AMUSING

(89 = 39 + 50)

TEAMING

(89 = 39 + 50)

SMITING

(89 = 39 + 50)

MONTAGE

(89 = 39 + 50)

MISTING

(89 = 39 + 50)

SEAMING

(89 = 39 + 50)

MOATING

(89 = 39 + 50)

NUTMEGS

(89 = 39 + 50)

TIMINGS

(89 = 39 + 50)

IMAGINE

(89 = 39 + 50)

TEAMING

(89 = 39 + 50)

SEAMING

(89 = 39 + 50)

SIGMATE

(89 = 39 + 50)

MUTAGEN

(89 = 39 + 50)

MOUSING

(89 = 39 + 50)

MANGOES

(89 = 39 + 50)

MAGNETO

(89 = 39 + 50)

AGONISM

(89 = 39 + 50)

MITOGEN

(89 = 39 + 50)

ENIGMAS

(89 = 39 + 50)

AMONGST

(89 = 39 + 50)

GNOMIST

(89 = 39 + 50)

AUGMENT

(89 = 39 + 50)

MATTING

(89 = 39 + 50)

MATINGS

(89 = 39 + 50)

GAMIEST

(89 = 39 + 50)

SIGMATE

(89 = 39 + 50)

GNOMIST

(89 = 39 + 50)

IMAGOES

(89 = 39 + 50)

MUSTANG

(89 = 39 + 50)

EMOTING

(89 = 39 + 50)

MEGATON

(89 = 39 + 50)

MAGNETS

(89 = 39 + 50)

EGOTISM

(89 = 39 + 50)

NUTMEGS

(89 = 39 + 50)

AUGMENT

(89 = 39 + 50)

MINTAGE

(89 = 39 + 50)

MITIEST

(86 = 36 + 50)

MUTANTS

(86 = 36 + 50)

STOMATE

(86 = 36 + 50)

MITIEST

(86 = 36 + 50)

OUTMANS

(86 = 36 + 50)

MAGNETS

(86 = 36 + 50)

STOMATE

(86 = 36 + 50)

EGOTISM

(86 = 36 + 50)

TIMINGS

(86 = 36 + 50)

STOMATE

(86 = 36 + 50)

INMATES

(86 = 36 + 50)

MUTANTS

(86 = 36 + 50)

MOUNTIE

(86 = 36 + 50)

OUTMANS

(86 = 36 + 50)

MINIATE

(86 = 36 + 50)

MOATING

(86 = 36 + 50)

ANIMOSE

(86 = 36 + 50)

SIGMATE

(86 = 36 + 50)

MUSTANG

(86 = 36 + 50)

ANIMOSE

(86 = 36 + 50)

MUNITES

(86 = 36 + 50)

MITTENS

(86 = 36 + 50)

MUNITES

(86 = 36 + 50)

TSUNAMI

(86 = 36 + 50)

MITTENS

(86 = 36 + 50)

AMOUNTS

(86 = 36 + 50)

IMAGOES

(86 = 36 + 50)

MINIATE

(86 = 36 + 50)

IMAGINE

(86 = 36 + 50)

ANIMOSE

(86 = 36 + 50)

MOISTEN

(86 = 36 + 50)

AMONGST

(86 = 36 + 50)

MOISTEN

(86 = 36 + 50)

MUTAGEN

(86 = 36 + 50)

ANIMIST

(86 = 36 + 50)

MANGOES

(86 = 36 + 50)

MITOGEN

(86 = 36 + 50)

MINUETS

(86 = 36 + 50)

ANIMIST

(86 = 36 + 50)

AUGMENT

(86 = 36 + 50)

OUTMATE

(86 = 36 + 50)

MINUETS

(86 = 36 + 50)

IMAGOES

(86 = 36 + 50)

AMOUNTS

(86 = 36 + 50)

IMAGINE

(86 = 36 + 50)

MATINGS

(86 = 36 + 50)

OUTMANS

(86 = 36 + 50)

OUTMATE

(86 = 36 + 50)

ENIGMAS

(86 = 36 + 50)

UNMATES

(86 = 36 + 50)

MUTATES

(86 = 36 + 50)

MISTUNE

(86 = 36 + 50)

SMITTEN

(86 = 36 + 50)

AGONISM

(86 = 36 + 50)

TIMEOUT

(86 = 36 + 50)

NUTMEAT

(86 = 36 + 50)

INMATES

(86 = 36 + 50)

MAGNETO

(86 = 36 + 50)

MISTING

(86 = 36 + 50)

SEAMING

(86 = 36 + 50)

ATOMISE

(86 = 36 + 50)

AMUSING

(86 = 36 + 50)

NUTMEAT

(86 = 36 + 50)

ENIGMAS

(86 = 36 + 50)

IMITATE

(86 = 36 + 50)

NUTMEAT

(86 = 36 + 50)

SMITING

(86 = 36 + 50)

SMITTEN

(86 = 36 + 50)

EMOTING

(86 = 36 + 50)

ATOMISE

(86 = 36 + 50)

MOUSING

(86 = 36 + 50)

ATOMISE

(86 = 36 + 50)

MISTUNE

(86 = 36 + 50)

MEGATON

(86 = 36 + 50)

TIMEOUT

(86 = 36 + 50)

MINUTES

(86 = 36 + 50)

GAMIEST

(86 = 36 + 50)

MOUNTIE

(86 = 36 + 50)

MUTATES

(86 = 36 + 50)

TEAMING

(86 = 36 + 50)

MINUTES

(86 = 36 + 50)

ANIMIST

(86 = 36 + 50)

MATTING

(86 = 36 + 50)

IMITATE

(86 = 36 + 50)

GNOMIST

(86 = 36 + 50)

MANGOES

(86 = 36 + 50)

MINTAGE

(86 = 36 + 50)

NUTMEGS

(86 = 36 + 50)

UNMATES

(86 = 36 + 50)

TSUNAMI

(86 = 36 + 50)

OUTMATE

(86 = 36 + 50)

MONTAGE

(86 = 36 + 50)

MOATING

(83 = 33 + 50)

MUSTANG

(83 = 33 + 50)

MANGOES

(83 = 33 + 50)

IMAGINE

(83 = 33 + 50)

SIGMATE

(83 = 33 + 50)

SEAMING

(83 = 33 + 50)

MOUSING

(83 = 33 + 50)

SEAMING

(83 = 33 + 50)

MOATING

(83 = 33 + 50)

MATINGS

(83 = 33 + 50)

MOATING

(83 = 33 + 50)

AMUSING

(83 = 33 + 50)

AMUSING

(83 = 33 + 50)

MATINGS

(83 = 33 + 50)

IMAGINE

(83 = 33 + 50)

MOUSING

(83 = 33 + 50)

SEAMING

(83 = 33 + 50)

IMAGOES

(83 = 33 + 50)

MINTAGE

(83 = 33 + 50)

AGONISM

(83 = 33 + 50)

MINTAGE

(83 = 33 + 50)

GAMIEST

(83 = 33 + 50)

MONTAGE

(83 = 33 + 50)

AGONISM

(83 = 33 + 50)

GAMIEST

(83 = 33 + 50)

MOUSING

(83 = 33 + 50)

MANGOES

(83 = 33 + 50)

GAMIEST

(83 = 33 + 50)

AGONISM

(83 = 33 + 50)

MINTAGE

(83 = 33 + 50)

MONTAGE

(83 = 33 + 50)

MATINGS

(83 = 33 + 50)

AMUSING

(83 = 33 + 50)

GAMIEST

(83 = 33 + 50)

GAMIEST

(83 = 33 + 50)

IMAGINE

(83 = 33 + 50)

Your Best
Scrabble
Plays Legendary
Scrabble
Plays

↑

guestimation in Words With Friends™

The word guestimation is playable in Words With Friends™, no blanks required. Because it is longer than 7 letters, you would have to play off an existing word or do it in several moves.

Words With Friends™ Letter Score: 19

Highest Scoring Words With Friends™ Plays In The Letters guestimation:

GUESTIMATION

(261)

GUESTIMATION

(261)

Seven Letter Word Alert: (98 words)

All Words With Friends™ Plays For The Word guestimation

GUESTIMATION

(261)

GUESTIMATION

(261)

GUESTIMATION

(207)

GUESTIMATION

(207)

GUESTIMATION

(162)

GUESTIMATION

(150)

GUESTIMATION

(92)

GUESTIMATION

(92)

GUESTIMATION

(80)

GUESTIMATION

(80)

GUESTIMATION

(76)

GUESTIMATION

(76)

GUESTIMATION

(76)

GUESTIMATION

(76)

GUESTIMATION

(58)

GUESTIMATION

(50)

GUESTIMATION

(46)

GUESTIMATION

(46)

GUESTIMATION

(46)

GUESTIMATION

(46)

GUESTIMATION

(28)

GUESTIMATION

(27)

GUESTIMATION

(26)

GUESTIMATION

(25)

GUESTIMATION

(25)

GUESTIMATION

(24)

GUESTIMATION

(23)

GUESTIMATION

(23)

GUESTIMATION

(23)

GUESTIMATION

(22)

GUESTIMATION

(21)

GUESTIMATION

(21)

The 200 Highest Scoring Words With Friends™ Plays Using The Letters In guestimation

GUESTIMATION

(261)

GUESTIMATION

(261)

GUESTIMATION

(207)

GUESTIMATION

(207)

GUESTIMATION

(162)

GUESTIMATION

(150)

NUTMEGS

(119 = 84 + 35)

IMAGINE

(116 = 81 + 35)

MAGNETS

(116 = 81 + 35)

MAGNETO

(116 = 81 + 35)

MEGATON

(116 = 81 + 35)

AUGMENT

(113 = 78 + 35)

MOUSING

(113 = 78 + 35)

IMAGOES

(113 = 78 + 35)

NUTMEGS

(113 = 78 + 35)

GAMIEST

(113 = 78 + 35)

AUGMENT

(113 = 78 + 35)

AMONGST

(110 = 75 + 35)

TEAMING

(110 = 75 + 35)

MINTAGE

(110 = 75 + 35)

MANGOES

(110 = 75 + 35)

SEAMING

(110 = 75 + 35)

MONTAGE

(110 = 75 + 35)

GNOMIST

(110 = 75 + 35)

MINUETS

(107 = 72 + 35)

OUTMANS

(107 = 72 + 35)

MUTAGEN

(107 = 72 + 35)

MOUNTIE

(107 = 72 + 35)

MINUTES

(107 = 72 + 35)

TSUNAMI

(107 = 72 + 35)

MUNITES

(107 = 72 + 35)

UNMATES

(107 = 72 + 35)

AMOUNTS

(107 = 72 + 35)

MUTAGEN

(107 = 72 + 35)

AMUSING

(107 = 72 + 35)

NUTMEAT

(107 = 72 + 35)

MUSTANG

(107 = 72 + 35)

OUTMANS

(107 = 72 + 35)

ENIGMAS

(104 = 69 + 35)

MITOGEN

(104 = 69 + 35)

IMAGINE

(104 = 69 + 35)

TIMINGS

(104 = 69 + 35)

TEAMING

(104 = 69 + 35)

MATTING

(104 = 69 + 35)

EMOTING

(104 = 69 + 35)

MATINGS

(104 = 69 + 35)

ENIGMAS

(104 = 69 + 35)

MITOGEN

(104 = 69 + 35)

MINIATE

(104 = 69 + 35)

MOATING

(104 = 69 + 35)

AGONISM

(104 = 69 + 35)

SMITING

(104 = 69 + 35)

MISTING

(104 = 69 + 35)

GNOMIST

(104 = 69 + 35)

ANIMIST

(104 = 69 + 35)

OUTMATE

(104 = 69 + 35)

SEAMING

(104 = 69 + 35)

AGONISM

(104 = 69 + 35)

ANIMOSE

(104 = 69 + 35)

AUGMENT

(101 = 66 + 35)

SIGMATE

(101 = 66 + 35)

AUGMENT

(101 = 66 + 35)

MOUSING

(101 = 66 + 35)

MUTAGEN

(101 = 66 + 35)

MUSTANG

(101 = 66 + 35)

NUTMEGS

(101 = 66 + 35)

MISTUNE

(101 = 66 + 35)

AMUSING

(101 = 66 + 35)

NUTMEGS

(101 = 66 + 35)

NUTMEAT

(101 = 66 + 35)

AMUSING

(101 = 66 + 35)

MOUSING

(101 = 66 + 35)

MUTANTS

(101 = 66 + 35)

AUGMENT

(101 = 66 + 35)

MUSTANG

(101 = 66 + 35)

SIGMATE

(101 = 66 + 35)

EGOTISM

(101 = 66 + 35)

IMAGINE

(98 = 63 + 35)

OUTMATE

(98 = 63 + 35)

INMATES

(98 = 63 + 35)

SMITING

(98 = 63 + 35)

MOISTEN

(98 = 63 + 35)

MOATING

(98 = 63 + 35)

MANGOES

(98 = 63 + 35)

OUTGAIN

(98 = 63 + 35)

SMITING

(98 = 63 + 35)

MANGOES

(98 = 63 + 35)

SMITTEN

(98 = 63 + 35)

GNOMIST

(98 = 63 + 35)

GNOMIST

(98 = 63 + 35)

GNOMIST

(98 = 63 + 35)

MOATING

(98 = 63 + 35)

MAGNETO

(98 = 63 + 35)

SEAMING

(98 = 63 + 35)

AGONISM

(98 = 63 + 35)

MAGNETS

(98 = 63 + 35)

MANGOES

(98 = 63 + 35)

TEAMING

(98 = 63 + 35)

MINTAGE

(98 = 63 + 35)

TEAMING

(98 = 63 + 35)

MINTAGE

(98 = 63 + 35)

SEAMING

(98 = 63 + 35)

AMONGST

(98 = 63 + 35)

AMONGST

(98 = 63 + 35)

ENIGMAS

(98 = 63 + 35)

TIMINGS

(98 = 63 + 35)

ANIMOSE

(98 = 63 + 35)

MONTAGE

(98 = 63 + 35)

TIMEOUT

(98 = 63 + 35)

ANIMIST

(98 = 63 + 35)

TEAMING

(98 = 63 + 35)

MONTAGE

(98 = 63 + 35)

MEGATON

(98 = 63 + 35)

MUTATES

(98 = 63 + 35)

MITOGEN

(98 = 63 + 35)

MATTING

(98 = 63 + 35)

SEAMING

(98 = 63 + 35)

MISTING

(98 = 63 + 35)

MITTENS

(98 = 63 + 35)

MATTING

(98 = 63 + 35)

MATINGS

(98 = 63 + 35)

MATINGS

(98 = 63 + 35)

MISTING

(98 = 63 + 35)

EMOTING

(98 = 63 + 35)

EMOTING

(98 = 63 + 35)

AGONISE

(95 = 60 + 35)

AMUSING

(95 = 60 + 35)

MINUETS

(95 = 60 + 35)

MITIEST

(95 = 60 + 35)

MINUTES

(95 = 60 + 35)

AMOUNTS

(95 = 60 + 35)

MUNITES

(95 = 60 + 35)

AMUSING

(95 = 60 + 35)

AMUSING

(95 = 60 + 35)

AGONIES

(95 = 60 + 35)

MUSTANG

(95 = 60 + 35)

MOUSING

(95 = 60 + 35)

STOMATE

(95 = 60 + 35)

OUTMANS

(95 = 60 + 35)

AGOUTIS

(95 = 60 + 35)

NUTMEAT

(95 = 60 + 35)

NUTMEAT

(95 = 60 + 35)

NUTMEGS

(95 = 60 + 35)

MOUSING

(95 = 60 + 35)

NUTMEGS

(95 = 60 + 35)

EGOTISM

(95 = 60 + 35)

EGOTISM

(95 = 60 + 35)

IMAGOES

(95 = 60 + 35)

MUTANTS

(95 = 60 + 35)

OUTMANS

(95 = 60 + 35)

TSUNAMI

(95 = 60 + 35)

STOMATE

(95 = 60 + 35)

MUTAGEN

(95 = 60 + 35)

MUSTANG

(95 = 60 + 35)

AGONIST

(95 = 60 + 35)

MUSTANG

(95 = 60 + 35)

ATOMISE

(95 = 60 + 35)

ATOMISE

(95 = 60 + 35)

IMITATE

(95 = 60 + 35)

MISTUNE

(95 = 60 + 35)

SIGMATE

(95 = 60 + 35)

SIGMATE

(95 = 60 + 35)

MOUNTIE

(95 = 60 + 35)

IMAGOES

(95 = 60 + 35)

SIGMATE

(95 = 60 + 35)

GUINEAS

(92 = 57 + 35)

ANIMOSE

(92 = 57 + 35)

ANIMIST

(92 = 57 + 35)

AGONISM

(92 = 57 + 35)

OUTGAIN

(92 = 57 + 35)

MATTING

(92 = 57 + 35)

GUESTIMATION

(92)

ANIMIST

(92 = 57 + 35)

MOATING

(92 = 57 + 35)

TAUTING

(92 = 57 + 35)

MAGNETO

(92 = 57 + 35)

MISTING

(92 = 57 + 35)

IMAGINE

(92 = 57 + 35)

OUTMATE

(92 = 57 + 35)

TONGUES

(92 = 57 + 35)

MATINGS

(92 = 57 + 35)

MATTING

(92 = 57 + 35)

MEGATON

(92 = 57 + 35)

MITTENS

(92 = 57 + 35)

MINTAGE

(92 = 57 + 35)

MAGNETO

(92 = 57 + 35)

MAGNETS

(92 = 57 + 35)

MANGOES

(92 = 57 + 35)

SMITTEN

(92 = 57 + 35)

IMAGINE

(92 = 57 + 35)

MOATING

(92 = 57 + 35)

TIMINGS

(92 = 57 + 35)

SMITING

(92 = 57 + 35)

AGONISM

(92 = 57 + 35)

MANGOES

(92 = 57 + 35)

OUTSANG

(92 = 57 + 35)

TEAMING

(92 = 57 + 35)

MOISTEN

(92 = 57 + 35)

SMITING

(92 = 57 + 35)

AMONGST

(92 = 57 + 35)

Legendary
Words With Friends
Plays Your Best
Words With Friends
Plays

↑

Words within the letters of guestimation

2 letter words in guestimation (25 words)

ag ai am an as at em en go in is it ma me mi mu no nu on os so ta to un us

3 letter words in guestimation (73 words)

age ago aim ais ant ate eat ego ems emu ens eon eta gam gas gem get gin gnu gos got gum gun gut ins ion ism its man mas mat men met mug mus nag net nit nos not nus nut oat one out sag sat sea set sim sin sit som son sot sue sum sun tag tam tan tau tea ten tet tie tin toe tom ton tot tug use

4 letter words in guestimation (154 words)

5 letter words in guestimation (140 words)

8 letter words in guestimation (41 words)

9 letter words in guestimation (15 words)

atomising estuating estuation gestation gustation instigate intimates magnetist miniatous mitigates mutations outmating situating situation titaniums

10 letter words in guestimation (5 words)

autoignite enigmatist estimating estimation outteasing

11 letter words in guestimation (1 word)

autoignites

12 letter words in guestimation (1 word)

guestimation

guestimation + 1 blank (2 words)

guestimations tautomerising

guestimation + 2 blanks (2 words)

fragmentitious mutagenisation

↑

Words containing the sequence guestimation

Words that start with guestimation (2 words)

guestimation guestimations

Words with guestimation in them (1 word)

guestimation

Words that end with guestimation (1 word)

guestimation

↑

Word Growth involving guestimation

Shorter words in guestimation

on ion estimation

at mat estimation

ma mat estimation

guest

Longer words containing guestimation

guestimations

guestimation in Scrabble®

Scrabble® Letter Score: 15

Highest Scoring Scrabble® Play In The Letters guestimation:

Seven Letter Word Alert: (98 words)

All Scrabble® Plays For The Word guestimation

The 200 Highest Scoring Scrabble® Plays For Words Using The Letters In guestimation

guestimation in Words With Friends™

Words With Friends™ Letter Score: 19

Highest Scoring Words With Friends™ Plays In The Letters guestimation:

Seven Letter Word Alert: (98 words)

All Words With Friends™ Plays For The Word guestimation

The 200 Highest Scoring Words With Friends™ Plays Using The Letters In guestimation

Words within the letters of guestimation

2 letter words in guestimation (25 words)

3 letter words in guestimation (73 words)

4 letter words in guestimation (154 words)

5 letter words in guestimation (140 words)

6 letter words in guestimation (111 words)

7 letter words in guestimation (98 words)

8 letter words in guestimation (41 words)

9 letter words in guestimation (15 words)

10 letter words in guestimation (5 words)

11 letter words in guestimation (1 word)

12 letter words in guestimation (1 word)

guestimation + 1 blank (2 words)

guestimation + 2 blanks (2 words)

Words containing the sequence guestimation

Words that start with guestimation (2 words)

Words with guestimation in them (1 word)

Words that end with guestimation (1 word)

Word Growth involving guestimation

Shorter words in guestimation

Longer words containing guestimation