The word fibroadenoma 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: 23
Highest Scoring Words With Friends™ Play In The Letters
Seven Letter Word Alert: (41 words)
abdomen, adenoma, ambroid, ameboid, amidone, amoeboa, aneroid, armband, barmaid, bedform, bedroom, birdman, birdmen, bonfire, boomier, boredom, bradoon, brained, broaden, bromide, bromine, broomed, deiform, diorama, doorman, doormen, fermion, fibroma, fireman, foamier, foramen, forbade, foreman, inboard, ionomer, moodier, moraine, onboard, roadman, roadmen, romaine