The word reconstitute 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: 17
Highest Scoring Words With Friends™ Play In The Letters
Seven Letter Word Alert: (87 words)
cenotes, censure, centers, centres, cistern, citrons, cittern, coesite, coiners, contest, cornets, cornett, coterie, cotters, counter, cretins, cronies, curette, cutters, encores, encrust, ensuite, enteric, enticer, entices, entries, entrust, erotics, erotise, estrone, incrust, intorts, intrust, necrose, netters, neuters, nitrous, norites, notices, nutsier, nutters, nuttier, octenes, orients, recites, recoins, recount, retints, retunes, reunite, rosette, routine, scenter, scouter, section, sincere, snotter, stonier, stourie, stouter, stunter, stutter, suction, tenters, tentier, tenures, testier, teutons, tinters, titters, tonette, tonsure, totters, tourist, touters, tricots, trienes, triones, trisect, trounce, trustee, tutoree, unerect, uniters, unreset, unstoic, uterine