The word hypophysectomy is playable in Words With Friends™, but 1 blank substituting for the letter 'y' is 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: 33
Highest Scoring Words With Friends™ Plays In The Letters hypophysectomy
:
Seven Letter Word Alert: (15 words)
compose, compost, compote, cotypes, coyotes, mooches, myocyte, oocytes, oophyte, pooches, pyocyst, pyocyte, smoochy, smoothy, toyshop