The word deracinating 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: 20
Highest Scoring Words With Friends™ Play In The Letters deracinating
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Seven Letter Word Alert: (76 words)
agatine, airdate, ancient, andante, antacid, antigen, cairned, cannier, canting, cantred, carding, carinae, carnage, cartage, carting, catenin, certain, citrine, craning, crating, cringed, dancing, darning, darting, deicing, denarii, denting, deraign, detrain, dieting, dingier, dinting, dragnet, earning, editing, entrain, gentian, gradate, grained, granite, granted, grinned, ignited, igniter, incited, inciter, inditer, inertia, ingrain, ingrate, nearing, nitride, radiant, radiate, raiding, raining, ranting, reading, regnant, reicing, reining, rending, renting, tanager, tangier, tearing, tending, tiaraed, tiering, tinnier, tracing, tradein, trading, trained, tranced, triadic