The word asymmetries 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 asymmetries
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Seven Letter Word Alert: (42 words)
aeriest, ammeter, easiest, emirate, essayer, immerse, maimers, marmite, masters, mastery, meatier, messier, metamer, metrise, mismate, misseat, misters, reemits, remates, reseats, restems, reteams, retimes, satires, seamers, seamier, seaters, seriate, seriema, siamese, simmers, smartie, smiters, stammer, stayers, steamer, streams, streamy, stymies, teasers, tsarism, yammers