The word listeners 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: 11
Highest Scoring Words With Friends™ Play In The Letters listeners
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Seven Letter Word Alert: (23 words)
enlists, entries, inserts, lenites, listens, nesters, nestles, netless, relents, relines, relists, renests, resents, retiles, seitens, sestine, silents, sinters, sterile, tensile, tieless, tinsels, trienes