The word spreadsheets 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 spreadsheets
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Seven Letter Word Alert: (97 words)
adepter, adheres, asepses, asperse, asserts, dashers, dearest, dearths, deashes, deepest, deepsea, departs, depress, deserts, dessert, dresses, earthed, hapters, hardest, hatreds, headers, headset, heapers, hearsed, hearses, hearted, heaters, herdess, passers, pasters, pesters, petards, petered, pheesed, pheeses, phrased, phrases, predate, preheat, presets, pressed, presses, rashest, reasted, redates, redtape, reested, reheaps, reheats, repaste, repasts, repeats, reseats, reseeds, reshape, respade, resteps, retaped, retapes, seaters, sedater, sedates, seeders, seethed, seether, seethes, serapes, seraphs, shaders, shapers, sharped, sheared, sheered, sheeted, sheeter, sherpas, spaders, sparest, speared, speeder, sphered, spheres, spreads, stashed, stashes, steeped, steeper, steered, tapered, tasered, teasers, tephras, threads, trashed, trashes, tressed, tresses