The word circumvolves 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: 31
Highest Scoring Words With Friends™ Play In The Letters
Seven Letter Word Alert: (24 words)
celcius, ceriums, circles, clerics, closure, clovers, cursive, emulsic, emulsor, leucism, lousier, louvers, louvres, misrule, mousier, occluse, recoils, sluicer, surveil, survive, velours, verismo, voicers, volumes