The word timekeepings 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: 25
Highest Scoring Words With Friends™ Play In The Letters timekeepings
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Seven Letter Word Alert: (31 words)
empties, enemies, epigene, ignites, impinge, inkiest, itemise, keenest, keeping, meekest, meeting, misting, peeking, pieties, pietism, pigment, pigmies, pigskin, pinkest, pinkies, seeking, seeming, seeping, segment, smiting, spiking, spiting, steepen, teeming, tiepins, timings