The word unhomogenized 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: 33
Highest Scoring Words With Friends™ Play In The Letters unhomogenized
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Seven Letter Word Alert: (29 words)
deeming, demoing, denizen, dooming, dungeon, endogen, engined, enzoned, eudemon, genuine, geodome, heeding, hegemon, hooding, inuendo, ionogen, mendigo, mending, mooning, needing, neighed, nominee, ozonide, undoing, unhinge, unmined, unzoned, zooming, zooning