The word cryptanalysts 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: 25
Highest Scoring Words With Friends™ Play In The Letters cryptanalysts
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Seven Letter Word Alert: (31 words)
actants, analyst, arctans, astylar, caltrap, cantrap, capstan, carpals, catnaps, claypan, crassly, crystal, parlays, pascals, plantar, playact, rascals, sacrals, saltcat, saltpan, satraps, satrapy, scalars, scantly, spartan, stratas, tarpans, tarsals, tartans, tartpan, tyrants