The word renegotiating 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: 19
Highest Scoring Words With Friends™ Play In The Letters renegotiating
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Seven Letter Word Alert: (71 words)
antigen, arenite, atoning, earning, engorge, entrain, entrant, entreat, etaerio, gaining, gaiting, garotte, gearing, gentian, getting, gigaton, girning, granite, grantee, grating, greaten, igniter, ignitor, inertia, ingrain, ingrate, integer, intoner, ironage, ironing, iterate, nattier, nearing, neonate, netting, nitrate, nitrene, nitrite, nittier, orating, otarine, raining, ranging, ranting, ratting, reagent, regnant, reining, renting, ringgit, ringing, rioting, roaning, rotting, taggier, tangent, tangier, tearing, tentage, tentier, tenting, ternate, tiering, tinging, tinnier, tintier, tinting, tonnage, trainee, treeing, triaene