The word procreation 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 procreation
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Seven Letter Word Alert: (52 words)
aconite, airport, apricot, cantrip, caption, carport, carrion, cartoon, certain, cornier, coroner, coronet, corpora, creator, crooner, ectopia, enactor, erotica, erratic, nepotic, operant, oration, ornater, otarine, painter, partner, pertain, picante, picrate, pointer, porcine, porotic, portico, portion, praetor, prancer, precoat, printer, proctor, pronate, prootic, prorate, protean, protein, reactor, repaint, repoint, reprint, retrain, terrain, trainer, trooper