The word dissatisfaction 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: 23
Highest Scoring Words With Friends™ Play In The Letters
Seven Letter Word Alert: (41 words)
actants, actions, antacid, atonias, atonics, attains, caftans, caisson, casinos, cassons, cations, confits, conidia, consist, diction, discant, distant, faction, fanatic, fascias, fascist, fiction, fission, iconist, idiotic, indicts, insists, nicosia, notists, octants, sadists, satanic, sinoids, sonatas, statics, statins, station, taoists, titanic, tocsins, tostada