The word implicational 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: 25
Highest Scoring Words With Friends™ Play In The Letters implicational
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Seven Letter Word Alert: (36 words)
aclinal, alicant, anaptic, aplitic, campion, capital, capitol, captain, caption, coalman, coalpit, coatman, illicit, illitic, implant, initial, lacinia, laminal, lamplit, manilla, militia, million, monilia, optical, optimal, pillion, pinitol, pintail, politic, potamic, tailpin, tapioca, tilapia, timpani, tollman, topical