The word cyanogenetic 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™ Plays In The Letters cyanogenetic
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Seven Letter Word Alert: (32 words)
accinge, acetone, aconite, ancient, antigen, atoning, canonic, canteen, canting, catenin, catogen, cayenne, coating, cocaine, cogency, cognate, coinage, conceit, connect, contain, cyanine, cyanite, enocyte, genetic, gentian, inocyte, neocyte, neonate, oceanic, tenancy, tonnage, yeaning