The word reappraising 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: 21
Highest Scoring Words With Friends™ Plays In The Letters reappraising
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Seven Letter Word Alert: (65 words)
airgaps, airings, airpipe, angrier, appears, apprise, arising, arraign, arrange, aspirer, aspirin, earring, engrasp, erasing, gainers, gappers, garners, gaspier, girners, grainer, grasper, gripers, gripper, inspire, nappers, nappies, nippers, nippier, pairing, parings, parsing, parsnip, pigpens, pinesap, pingers, prairie, praiser, rainier, raising, rangers, rangier, rappers, rapping, raspier, rasping, reaping, rearing, regains, regrasp, regrips, repairs, ringers, rippers, ripping, sangria, sappier, sapping, searing, sipping, snapper, snipper, sparing, spinier, spiraea, spiring