The word talentless 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: 13
Highest Scoring Words With Friends™ Play In The Letters talentless
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Seven Letter Word Alert: (20 words)
enseals, estates, lateens, latents, leanest, neatest, nestles, netless, nettles, sateens, senates, sensate, settles, stalest, talents, tallest, tealess, teasels, telnets, tensest