The word plagiarization 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: 30
Highest Scoring Words With Friends™ Play In The Letters plagiarization
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Seven Letter Word Alert: (37 words)
atropia, galtrap, galtrop, gazania, granola, ignitor, initial, intagli, lairing, orating, pairing, paragon, paralog, partial, parting, patrial, pigtail, pinitol, pintail, plantar, plating, porting, prating, prizing, railing, rioting, roiling, tailing, tailpin, tilapia, toiling, toprail, tzarina, zingara, zingari, zingaro, zoarial