The word rebroadcast 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: 18
Highest Scoring Words With Friends™ Play In The Letters
Seven Letter Word Alert: (63 words)
abaters, abators, aborted, aborter, abrader, abrades, abrased, abraser, abreact, abreast, acaters, acrobat, adorers, aerator, arbored, arcades, barcode, barters, boarder, boasted, boaster, boaters, borates, borders, bracers, bracted, broader, brocade, cabaret, carders, carrots, carters, coarser, coasted, coaster, cordate, craters, creator, darters, debtors, decarbs, ratrace, reactor, reboard, reboast, recoats, records, rectors, redacts, reroast, retards, roasted, roaster, rosacea, sarcode, scarred, sorbate, starred, strobed, tabasco, tracers, traders, trocars