The word acrocentric is playable in Words With Friends™, but 1 blank substituting for the letter 'c' is 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: 17
Highest Scoring Words With Friends™ Plays In The Letters acrocentric
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Seven Letter Word Alert: (21 words)
aconite, carrion, centric, certain, cocaine, conceit, concert, cornice, cornier, correct, creator, enactor, erotica, erratic, oceanic, ornater, otarine, reactor, retrain, terrain, trainer