The word fornicators 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: 18
Highest Scoring Words With Friends™ Play In The Letters fornicators
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Seven Letter Word Alert: (27 words)
actions, atonics, cantors, carrion, carrots, cartons, cartoon, cations, citrons, confits, consort, coronas, corsair, cratons, faction, factors, forints, frantic, infarct, insofar, oration, orators, racoons, rancors, rations, torsion, trocars