The word drawbridges 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™ Plays In The Letters
Seven Letter Word Alert: (34 words)
abiders, abridge, airbeds, badgers, bawdier, bedward, bidders, birders, braided, braider, braised, braiser, brasier, bridged, bridges, brigade, drawers, earwigs, girders, graders, gridder, rabider, raiders, rebraid, redrags, redraws, regards, regrabs, rewards, seabird, sidebar, swarded, wadders, warders