The word decriminalize 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: (66 words)
acidize, aedilic, airline, amender, amerced, anilide, azimide, cairned, camelid, candler, carmine, claimed, claimer, cleaned, cleaner, cleared, creamed, decalin, decamer, decimal, declaim, declare, decline, decrial, deliria, denarii, diamine, diazene, diazine, diimine, dimeric, eleidin, emailed, emendal, emerald, endemic, imidine, iridize, laicize, learned, limeade, mandrel, mandril, manlier, mealier, meander, medical, menaced, midline, mineral, miracle, racemed, radicel, radicle, realize, reamend, recaned, reclaim, reclean, recline, redline, relaced, relined, remined, renamed, zincier