The word bridesmaids 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™ Play In The Letters bridesmaids
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Seven Letter Word Alert: (34 words)
abiders, address, admired, admires, airbeds, airside, ambries, biassed, bidders, biddies, birdies, braided, braised, braises, brassed, dairies, daisied, daisies, desmids, diadems, diaries, disarms, disbars, ebriids, madders, midairs, midribs, misadds, misread, missaid, seabird, sidearm, sidebar, siriema