The word nonessentials 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: 17
Highest Scoring Words With Friends™ Play In The Letters nonessentials
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Seven Letter Word Alert: (81 words)
anoints, antlion, assents, easiest, elastin, elation, enlists, enolase, enolate, enseals, entails, insoles, intense, intones, isolate, lassies, lassoes, lateens, leanest, leantos, lenient, lenites, lesions, lessens, lessons, lineate, linnets, lioness, lionets, listens, nailset, nannies, nations, neatens, neonate, nestles, netless, nonanes, nonenes, nonlate, nonsale, nonsane, noseans, nosiest, oleates, oneness, osseins, osselet, salient, salines, sateens, sealion, seasons, seitans, seitens, senates, sensate, sessile, session, sestina, sestine, siennas, siestas, silanes, silents, sinless, sonless, sonnets, stanols, stenose, tannins, tassels, tealess, teasels, tensile, tension, tieless, tinsels, toeless, toenail, tonsils