The word storylines 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: 14
Highest Scoring Words With Friends™ Play In The Letters storylines
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Seven Letter Word Alert: (50 words)
enlists, estriol, inertly, inserts, insoles, instyle, lesions, lioness, lionets, listens, loiters, lossier, lyrists, nitryls, norites, nosiest, nostril, orients, ostlers, oysters, relists, resoils, retinol, rosiest, seniors, sensory, silents, sinters, sorties, sternly, sterols, stoners, stonier, stonily, storeys, stories, stylers, stylier, stylion, stylise, systole, tensors, tinsels, toilers, tonsils, toyless, triones, triynes, tyloses, tylosis