The word hysteroscopy 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: 24
Highest Scoring Words With Friends™ Play In The Letters hysteroscopy
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Seven Letter Word Alert: (44 words)
chooser, chooses, cohorts, corpses, corsets, cotypes, coyotes, cyphers, cypress, escorts, oocysts, oocytes, oophyte, ospreys, oysters, pooches, poorest, porches, poroses, posters, pothers, process, psyches, psychos, pyocyst, pyocyte, reposts, reshoot, respots, scooper, scooter, scyther, scythes, sectors, shooter, shyster, soother, soothes, spryest, stooper, storeys, strophe, torches, toyshop