The word amenorrhoeic 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: 21
Highest Scoring Words With Friends™ Play In The Letters amenorrhoeic
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Seven Letter Word Alert: (46 words)
amercer, armoire, carmine, carrion, chainer, charier, charmer, cheerio, chimera, chimere, chorion, chroman, coherer, cornier, coroner, creamer, crooner, heroine, hoarier, honoree, honorer, hormone, hornier, incomer, inreach, ionomer, machine, marcher, marconi, mariner, menorah, miocene, monarch, moocher, moorhen, moraine, moronic, omicron, rancher, reacher, rechain, rechime, rehonor, romaine, romance, roomier