The word transalpine 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: 17
Highest Scoring Words With Friends™ Play In The Letters transalpine
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Seven Letter Word Alert: (98 words)
aerials, alanine, alpines, anapest, anneals, antlers, antsier, aplites, apteria, arsenal, artisan, atresia, elastin, ensnarl, entails, entrain, entraps, insaner, interns, lantern, lariats, latrine, linnets, nailers, nailset, nastier, painter, palates, palters, panters, panties, parents, partial, parties, pastier, patinae, patinas, patines, patrial, peasant, pentail, pertain, pilates, pinnate, pirates, plainer, planers, planeta, planets, planner, plantar, planter, plaster, platers, praline, pretans, pterins, ratline, realist, reliant, renails, rentals, repaint, replait, replans, replant, reslant, resplit, restain, retails, retains, retinal, retinas, salient, saltern, saltier, saltpan, sealant, slatier, spaniel, spanner, spartan, spatial, spinner, spinnet, spiraea, stainer, stapler, sternal, tanners, tarpans, tenpins, tinners, traipse, trenail, trepans, triples, tsarina