The word hotelkeepers 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: 22
Highest Scoring Words With Friends™ Plays In The Letters hotelkeepers
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Seven Letter Word Alert: (34 words)
elopers, helpers, heptose, heteros, holster, hostler, keepers, kelpers, kestrel, peelers, pelters, petrels, petrols, pothers, reheels, repeels, replete, replots, respelt, respoke, restoke, roselet, seether, sheeter, shekere, shelter, skelper, skelter, sleeker, sleeper, steeper, steeple, strophe, teepees