The word roentgenographic cannot be made in Words With Friends™. It is 16 letters long, too long to fit on a WordsWithFriends board (15 letters max).
Highest Scoring Words With Friends™ Plays In The Letters
Seven Letter Word Alert: (283 words)
acetone, aconite, airport, ancient, angrier, another, antigen, apogeic, apricot, arching, arenite, atoning, cannier, canteen, canting, cantrip, caption, carping, carport, carrion, carting, cartoon, catenin, caterer, catogen, certain, chagrin, chainer, changer, chanter, chapter, charger, charier, chariot, charter, cheapen, cheaper, cheater, cheerio, chirper, choragi, choregi, choring, chorion, cithern, coating, cognate, coherer, coinage, connote, contain, cooping, coreign, cornier, corning, coroner, coronet, corpora, coterie, craning, crating, creator, cringer, crooner, earning, earring, earthen, echoing, ectopia, egotrip, eighter, enactor, enchain, enchant, engorge, enhance, enteric, enticer, entrain, erector, erotica, erratic, etaerio, etching, etheric, gearing, generic, genetic, gentian, gigaton, goopier, gracing, grainer, granite, grantee, granter, graphic, grating, greaten, greater, grinner, groaner, groping, hairnet, hanging, haricot, harping, harpoon, heaping, hearing, hearten, heating, hectare, hencoop, heparin, hepatic, heptane, heretic, heroine, herring, hoarier, honoree, honorer, hooping, hooting, hornier, inepter, inerter, ingrate, inreach, integer, intoner, ionogen, ironage, nearing, neither, neonate, nephron, nepotic, nitrene, nonepic, nonhero, nonriot, norther, notcher, nothing, octagon, oncogen, ongoing, ootheca, opening, operant, operate, oranger, orating, oration, oregano, organic, ornater, otarine, painter, panther, panting, parging, parting, partner, peatier, peering, penance, pentane, percent, percher, pertain, phenate, phonier, phoning, phrenic, picante, picrate, piercer, pincher, pinnate, pioneer, pitcher, poacher, pointer, pontine, poohing, porcine, porotic, portage, portico, porting, portion, potheen, potiche, praetor, prancer, prating, precent, precoat, preheat, prenote, prerace, printer, proctor, pronate, prootic, prorate, protean, protege, protein, raggier, rancher, rangier, ranging, ranting, reacher, reactor, reagent, reaping, rearing, receipt, rechain, rechart, recheat, reciter, recrate, reenact, regnant, regorge, regrant, regraph, regrate, rehinge, rehonor, reigner, reinter, renting, repaint, repatch, reperch, repiner, repitch, repoint, reprice, reprint, reteach, retrace, retrain, righter, roaning, roaring, rooting, taggier, tangier, taperer, tarring, teacher, tearier, tearing, terpine, terrace, terrain, terrane, therein, thereon, thinner, tinhorn, tonnage, toparch, tracing, trainee, trainer, tranche, treeing, triaene, triarch, trigger, trochar, trochee, trooper, trophic