The word bedsitters 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: 14
Highest Scoring Words With Friends™ Plays In The Letters bedsitters
:
Seven Letter Word Alert: (31 words)
bedirts, bedress, bedrest, bedsits, besides, bestrid, betides, betters, bitsets, bitters, derbies, deserts, desires, dessert, detests, diester, dieters, rebited, rebites, reedits, resides, retests, setters, sitters, streets, strides, tersest, testbed, testers, testier, tressed