The word radiolocate 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: 16
Highest Scoring Words With Friends™ Play In The Letters
Seven Letter Word Alert: (36 words)
aircool, airdate, aloetic, article, caldera, calorie, carload, caroled, carotid, citadel, coalier, coalite, coaltar, cordate, cordial, cotidal, croodle, decolor, decrial, delator, deltaic, dialect, dilater, dilator, erotica, leotard, located, locator, oracled, radiate, radical, radicel, radicle, recital, tiaraed, trailed