The word particularizing 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: 35
Highest Scoring Words With Friends™ Play In The Letters particularizing
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Seven Letter Word Alert: (66 words)
alginic, alicant, anaptic, angular, aplitic, arraign, azuring, caltrap, cantrap, cantrip, canular, capital, captain, carinal, carping, carting, cingula, clipart, cranial, crating, crazing, culprit, curling, currant, curring, curtail, curtain, czarina, galtrap, guarani, initial, intagli, lacinia, lairing, lunaria, lunatic, natural, nautica, nuptial, pairing, partial, parting, patrial, pigtail, pintail, placing, plantar, plating, prating, pricing, prizing, puritan, purring, railcar, railing, tailgun, tailing, tailpin, tarring, tilapia, tracing, truncal, tzarina, unclipt, zingara, zingari