The word hydrogenated 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: 21
Highest Scoring Words With Friends™ Play In The Letters hydrogenated
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Seven Letter Word Alert: (49 words)
adhered, adorned, angered, another, athodyd, deanery, degrade, denoted, derange, detrend, donated, dragnet, earthed, earthen, enraged, gardeny, goateed, godhead, granted, grantee, greaten, grenade, groaned, gyrated, hagrode, hearted, hearten, hoarded, honeyed, hydrant, hydrate, negated, orangey, reagent, redated, redhead, rehoned, tangoed, thereon, thonged, thorned, thready, throned, tragedy, treaded, trended, trodden, yearend, yearned