The word misremembering is playable in Words With Friends™, but 1 blank substituting for the letter 'm' is 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: 25
Highest Scoring Words With Friends™ Play In The Letters
Seven Letter Word Alert: (37 words)
begrime, bemires, berries, besiege, bingers, bringer, brinier, emerger, emerges, enemies, germier, girners, greener, greisen, grimier, grimmer, immense, immerge, immerse, members, mergers, rebegin, regimen, regimes, regreen, reigner, remerge, remiges, remines, reneger, reneges, rerinse, rimming, ringers, seeming, serener, sneerer