The word denationalizing 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: 31
Highest Scoring Words With Friends™ Play In The Letters
Seven Letter Word Alert: (89 words)
adonize, aeolian, agatine, agatize, agatoid, agonize, alanine, aligned, andante, anginal, angioid, anilide, aniline, annelid, anodize, antenna, antigen, antlion, atoning, datalog, dealign, dealing, denning, denting, dialing, diazane, diazine, diazole, dieting, digital, dinning, dinting, donning, editing, edition, elating, elation, eliding, gelatin, genital, gentian, geoidal, glinted, glitzed, gloated, godetia, gonadal, idolize, ignited, initial, intagli, intoned, ionized, iotized, landing, leading, leaning, lending, ligated, lignite, lionize, loading, loaning, nailing, nanogel, nondate, nondiet, nonland, nonlate, nonlead, tagline, tailing, talonid, tangelo, tangled, tangoed, tanning, teazing, tending, tingled, tinning, toenail, toiling, tonnage, zealant, zenaida, zingani, zingano, zonated