The word mebendazoles 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: 30
Highest Scoring Words With Friends™ Play In The Letters mebendazoles
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Seven Letter Word Alert: (31 words)
abdomen, albedos, almonds, baleens, basemen, bedamns, bedlams, beldame, beldams, bemedal, bemoans, benzole, benzols, blazons, blondes, daemons, debones, demeans, demesne, elodeas, embased, emblaze, emendal, enabled, enables, enamels, enolase, lemoned, needles, seeable, sneezed