The word vindicators 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: 20
Highest Scoring Words With Friends™ Play In The Letters vindicators
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Seven Letter Word Alert: (40 words)
actions, advisor, astroid, atonics, avionic, candors, cantors, carotid, cartons, cations, cavorts, citrons, conidia, corands, cratons, crinoid, diarist, diction, discant, divisor, donairs, drastic, iconist, incisor, indicts, inroads, invitro, ivorist, nicosia, nordics, ordains, rations, satiric, soricid, triadic, victors, vidicon, virions, viroids, visitor