The word worktables 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: 21
Highest Scoring Words With Friends™ Play In The Letters worktables
:
Seven Letter Word Alert: (27 words)
balkers, bestrow, blaster, blawort, bloater, blowers, boaster, boaters, bolster, bolters, borates, bowlers, lobster, reblast, reboast, rewalks, sorbate, sowable, stabler, stalker, talkers, teabowl, towable, trowels, walkers, warbles, warblet