The word daminozides 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: 26
Highest Scoring Words With Friends™ Play In The Letters
Seven Letter Word Alert: (38 words)
adenoid, adonise, adonize, amidone, animose, anodise, anodize, azimide, daemons, daisied, dandies, demands, desmoid, diadems, diamine, diamond, diazide, diazine, diosmin, disdain, domains, iodides, iodines, iodised, iodized, iodizes, ionised, ionized, ionizes, maddens, maidens, medians, middens, midsize, misdone, miszone, sideman, zionism