The word accelerometer 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 accelerometer
:
Seven Letter Word Alert: (30 words)
accrete, alerter, amercer, cacolet, caroler, caterer, clearer, coercer, correct, creamer, creator, cremate, electee, elector, erecter, erector, octamer, reactor, realter, realtor, recrate, reelect, reerect, relater, remoter, retrace, telecom, telomer, terrace, treacle