The word forgivingness 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 forgivingness
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Seven Letter Word Alert: (59 words)
engross, ensigns, environ, fingers, finings, firings, fission, foggier, foreign, forging, forgive, fringes, gingers, ginseng, girning, givings, governs, ignores, inferno, ingress, inosine, ioniser, ionises, ironies, ironing, ivories, nerving, noisier, nonfire, origins, regions, reining, resigns, ringing, rinsing, risings, seniors, sensing, serging, serving, sieging, sieving, signers, signing, signors, singers, singing, sinners, snogger, snoring, soggier, veining, venison, verging, versing, version, virgins, virions, visions