The word spermophile 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: 23
Highest Scoring Words With Friends™ Play In The Letters spermophile
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Seven Letter Word Alert: (35 words)
elopers, empires, epimers, epipole, episome, helpers, heroise, heroism, hoppers, hoppler, hopples, implore, imposer, isomere, loppers, meshier, moppers, peoples, pimples, prelims, premise, promise, propels, rehomes, repiles, repipes, replies, ripples, rosehip, shipper, shopper, simpler, slipper, soppier, spoiler