The word closemouthed 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: 23
Highest Scoring Words With Friends™ Play In The Letters closemouthed
:
Seven Letter Word Alert: (53 words)
cestode, chested, choused, cleomes, clothed, clothes, clouted, coeloms, coldest, comedos, coolest, costume, couldst, coulees, delouse, demotes, dotcoms, douches, dulcets, elocute, helmets, holdout, hoodlum, hustled, loudest, methods, modules, mooches, moulted, mouthed, mulched, mulches, muscled, ocelots, omelets, outcome, outdoes, outsold, outsole, schemed, scooted, scouted, seclude, shouted, smelted, soothed, stooled, telecom, toehold, touched, touches, tousled, tumesce