The word reiterating 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™ Plays In The Letters reiterating
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Seven Letter Word Alert: (50 words)
angrier, arenite, attirer, earring, entreat, grainer, granite, grantee, granter, greaten, greater, gritter, igniter, inerter, inertia, ingrate, integer, iterate, nattier, nitrate, nitrite, nittier, rainier, rangier, rattier, ratting, reagent, rearing, regrant, regrate, reigner, reinter, retrain, retreat, tangier, tarring, tearier, tearing, tentage, tentier, ternate, terrain, terrane, tiering, tintier, trainee, trainer, treater, treeing, triaene