The word impoverishing 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: 28
Highest Scoring Words With Friends™ Play In The Letters impoverishing
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Seven Letter Word Alert: (55 words)
gimpier, gnomish, gophers, governs, heroins, heroism, horsing, ignores, impinge, imposer, improve, inshore, inspire, inveigh, ioniser, iphones, ironies, ivories, meshing, misgive, mongers, noisier, ogreish, origins, perming, phonier, phonies, pigeons, pigmies, pingers, pingoes, poising, priming, promise, proving, regions, romping, rosehip, serving, shinier, shipmen, shoeing, shopmen, shoring, shoving, sieving, spinier, spiring, sponger, sporing, verismo, versing, version, virgins, virions