The word acousticophobia 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: 30
Highest Scoring Words With Friends™ Play In The Letters acousticophobia
:
Seven Letter Word Alert: (35 words)
abiotic, acutish, aphasic, apthous, bathcap, biochip, biotics, biscuit, cachous, cahoots, captcha, cashout, catchup, caustic, chaotic, cohabit, cohibit, copious, copouts, haptics, hiccups, hubcaps, ischiac, isopach, octopus, pachisi, phobiac, phobias, phobics, pitohui, sciatic, tabasco, tapioca, tobacco, utopias