The word treasuring 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: 14
Highest Scoring Words With Friends™ Play In The Letters treasuring
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Seven Letter Word Alert: (79 words)
aigrets, airguns, angrier, antsier, argents, arguers, artsier, augites, aunties, earring, erasing, errants, gainers, gaiters, garners, garnets, garrets, garters, gastrin, gaunter, girners, grainer, granite, granter, graters, grister, grunter, guineas, guitars, gunters, gurners, gustier, gutsier, ingrate, insurer, nastier, natures, nutsier, rangers, rangier, ranters, ratings, rearing, regains, regrant, restain, resting, retains, retinas, retrain, returns, reusing, ringers, rugrats, runtier, rustier, rusting, saunter, searing, seating, sinuate, stagier, stainer, staring, stinger, strange, sugarer, tangier, tarries, tarring, tearing, teasing, terrain, trainer, triages, turners, uniters, unstage, urinate