The word bereavements 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 bereavements
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Seven Letter Word Alert: (35 words)
artsmen, banters, basemen, batsmen, beaters, beavers, beermat, berates, bereave, besmear, bestman, bravest, brevets, earnest, eastern, entrees, evenest, martens, meanest, meeters, nearest, rebates, remates, remeets, renames, reteams, servant, smarten, steamer, sterane, taverns, teemers, veneers, verbena, veteran