The word epicentres 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 epicentres
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Seven Letter Word Alert: (49 words)
centers, centres, cistern, cretins, crispen, eeriest, enteric, enticer, entices, entrees, entries, epicene, inepter, inspect, pectens, pectins, percent, pierces, pincers, precent, precise, present, preteen, princes, pterins, receipt, recipes, recites, repents, repines, respect, respice, respite, scenter, scepter, sceptre, secrete, seepier, serpent, sincere, specter, spectre, steepen, steeper, teenier, terpene, terpine, triceps, trienes