The word symphonizes 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: 31
Highest Scoring Words With Friends™ Plays In The Letters symphonizes
:
Seven Letter Word Alert: (20 words)
eonymph, eponyms, hipness, imposes, iphones, isonyms, isozyme, mispens, miszone, myosins, nymphos, phoneys, phonies, shipmen, shopmen, siphons, spinose, syphons, zymoses, zymosis