The word disbandments 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: (53 words)
abidden, absents, ambient, baddest, badness, bandits, batsmen, bedamns, bedsits, bestman, biassed, dandies, demands, demasts, demists, dentins, desands, desmans, desmids, destain, detains, diadems, dimness, disband, dissent, distend, indents, inmates, inseams, instead, intends, maddens, maddest, madness, maidens, medians, middens, mindset, misadds, misdate, misseat, saddens, saddest, sainted, sandmen, seitans, sestina, sideman, siennas, snidest, stained, stamens, tandems