The word circumvolutes 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: 29
Highest Scoring Words With Friends™ Plays In The Letters
Seven Letter Word Alert: (85 words)
celcius, ceriums, circles, circlet, clerics, closure, cloture, clovers, cluster, colters, cometic, costume, coulter, couture, coverts, cultism, culture, culvert, curious, curiums, cursive, cuticle, cutover, elutors, eluvium, emulous, emulsic, emulsor, erotics, estriol, evictor, leucism, loiters, lousier, louvers, louvres, lucites, lustier, metrics, misrule, misvote, moister, mortise, motives, motlier, mousier, mustier, occluse, occults, oculist, osculum, outlier, outlies, outlive, overcut, overlit, oversit, recoils, rectums, revolts, revuist, rivulet, rutiles, scouter, scrotum, sluicer, stourie, succour, surveil, toilers, tourism, tumeric, tumours, turmoil, vectors, velours, verismo, victors, violets, virtues, voicers, volumes, volutes, vomiter, vulture