The word particularize 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: 30
Highest Scoring Words With Friends™ Play In The Letters particularize
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Seven Letter Word Alert: (44 words)
aplitic, apteria, arcuate, article, auricle, azurite, caliper, caltrap, capital, capture, ciliate, clipart, crazier, culprit, cuprite, curlier, curtail, erratic, icepail, laicize, partial, patrial, pelitic, picrate, picrite, picture, placate, plateau, plicate, prairie, pricier, railcar, rapture, ratrace, recital, recruit, replait, replica, retrial, ritzier, tilapia, trailer, uralite, utilize