The word capsulating 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: 22
Highest Scoring Words With Friends™ Plays In The Letters
Seven Letter Word Alert: (56 words)
actuals, against, alicant, anaptic, anglist, canulas, capital, capstan, captain, casting, catnaps, catnips, causing, cingula, cusping, glucans, iguanas, inclasp, lacings, lapsing, lasting, lunatic, lusting, nautica, nuptial, pasting, patinas, pausing, placing, plastic, plating, plugins, pulsing, salting, saltpan, sapling, satanic, saucing, scaling, scapula, slating, spacial, spacing, spatial, spatula, spicula, stipula, stuping, sultana, tailgun, tapings, unclasp, unclips, unclipt, unsplit, upslant