The word whoremongers 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 whoremongers
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Seven Letter Word Alert: (33 words)
genomes, groomer, growers, hegemon, honoree, honorer, hormone, meowers, mergers, mongers, moorhen, negroes, nowhere, onshore, orogens, regroom, regrown, regrows, rehomes, rehones, rehonor, remorse, reshore, reshown, reswore, roomers, showmen, somehow, someone, swooner, whereon, wormers, wronger