The word discoloration 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
Seven Letter Word Alert: (75 words)
actions, aircool, astroid, atonics, caldron, candors, cantors, carotid, cartons, cartoon, cations, citrons, cladist, clarion, colitis, condors, conidia, consort, control, coolant, corands, cordial, cordons, coronal, coronas, cotidal, cratons, crinoid, daltons, diarist, diction, dilator, discant, disroot, doctors, donairs, drastic, iconist, idolist, incisor, indicts, indoors, inroads, isodont, italics, liaison, locator, lotions, nicosia, noloads, nordics, nostril, odorant, oilcans, onloads, oolitic, oration, ordains, ordinal, racoons, rations, rosalic, satiric, scrotal, silicon, sirloin, solicit, soricid, stoical, tailors, talonid, tornado, toroids, torsion, triadic