The word moisturized 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: 25
Highest Scoring Words With Friends™ Plays In The Letters moisturized
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Seven Letter Word Alert: (44 words)
detours, diorite, dirties, ditsier, ditzier, doziest, dustier, editors, iodiser, iodites, iodizer, iodizes, ioduret, iotized, iotizes, midsize, misdoer, misedit, mistier, moister, mortise, mousier, muroids, mustier, outride, outside, outsize, roisted, rudites, sortied, steroid, stimied, storied, stormed, stourie, studier, tedious, tediums, tidiers, tierods, timider, tourism, tridems, zoisite