The word proofreading 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™ Play In The Letters proofreading
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Seven Letter Word Alert: (60 words)
adoring, adorner, airdrop, aneroid, angrier, deraign, dooring, dragoon, drainer, draping, eardrop, earring, eroding, fearing, firedog, firepan, foraged, forager, foreign, forgoer, forgone, fringed, fringer, gadroon, gnarred, gonapod, goofier, goopier, grained, grainer, grander, grinder, groaned, groaner, groined, ignored, ironage, negroid, operand, oranger, oregano, poofier, poofing, profane, pronged, proofed, proofer, randier, rangier, rapider, reading, readorn, reaping, rearing, redoing, refrain, regrind, reproof, roaring, roofing