The word cryptographer 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: 28
Highest Scoring Words With Friends™ Plays In The Letters cryptographer
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Seven Letter Word Alert: (36 words)
apocyte, archery, atrophy, carport, carroty, chapter, charger, charter, chopper, coppery, creator, cropper, eparchy, grocery, gyrator, poacher, portage, portray, praetor, preachy, precoat, prophet, prorate, rapport, reactor, recarry, rechart, rectory, regraph, repatch, therapy, toparch, tracery, trapper, trochar, yachter