The word coordinators 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: 17
Highest Scoring Words With Friends™ Play In The Letters coordinators
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Seven Letter Word Alert: (40 words)
actions, astroid, atonics, candors, cantors, carotid, carrion, carrots, cartons, cartoon, cations, citrons, condors, consort, corands, cordons, coronas, corsair, cratons, discant, disroot, doctors, donairs, drastic, indoors, inroads, isodont, nordics, odorant, oration, orators, ordains, racoons, rancors, rations, stridor, tornado, toroids, torsion, trocars