The word defrocking 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: 24
Highest Scoring Words With Friends™ Play In The Letters defrocking
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Seven Letter Word Alert: (23 words)
confide, conifer, cording, coreign, corking, cringed, decking, defrock, docking, dorking, eroding, firedog, forcing, foreign, forking, fringed, frocked, groined, ignored, negroid, recking, redoing, rocking