The word incapabilities 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 incapabilities
:
Seven Letter Word Alert: (94 words)
ablates, abstain, actable, albinic, albites, albitic, alibies, alicant, alpines, anapest, anaptic, aplites, aplitic, aseptic, astilbe, balance, baptise, biplane, blastic, cabinet, canapes, cantles, capable, capital, caplets, capstan, captain, castile, catnaps, catnips, ciliate, citable, clients, elastic, elastin, elicits, enclasp, entails, icepail, ileitis, incites, inclasp, initial, inplace, inscape, inspect, italics, labiate, laciest, lacinia, lactase, laicise, lancets, lesbian, libates, nabales, nailset, palaces, palates, panicle, panties, patinae, patinas, patines, peasant, pectins, pelican, pelitic, pencils, pentail, pianist, picante, pilates, pintail, placate, planeta, planets, plastic, plebian, plicate, salient, saltpan, satanic, sealant, spacial, spaniel, spatial, special, spicate, splenic, stencil, tailpin, tiepins, tilapia