The word autosuggestion 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: 21
Highest Scoring Words With Friends™ Play In The Letters autosuggestion
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Seven Letter Word Alert: (83 words)
agonies, agonise, agonist, agoutis, attunes, augites, augusts, aunties, autists, egoists, egotist, gaseous, gassing, geostat, geotags, getting, gigaton, gooiest, goosies, goosing, guineas, gusting, gutting, igneous, ingests, instate, isogons, nosiest, notists, nuggets, onstage, oogenus, osteons, ousting, outages, outgain, outgoes, outguns, outings, outsang, outsets, outsits, outsung, sagiest, seating, seguing, seitans, sestina, setting, signage, signets, sinuate, sinuous, situate, soonest, sooting, staging, stating, statins, station, statues, stetson, stogies, stooges, suggest, sustain, taoists, tasting, tautens, tauting, teasing, tenuous, testing, tetanus, teutons, tongues, toonies, tooting, tootsie, tossing, touting, unseats, unstage