The word overutilization 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: 31
Highest Scoring Words With Friends™ Play In The Letters overutilization
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Seven Letter Word Alert: (87 words)
aileron, airline, azurine, azurite, elation, elution, ilvaite, inertia, initial, inviter, invitro, ionizer, latrine, lintier, lionize, loonier, nattier, neutral, nitrate, nitrite, nittier, notator, nuttier, olivine, oration, otarine, otolite, outearn, outlier, outline, outlive, outlove, outrant, outrate, outrave, outvote, ovation, overlit, ovulate, ozonate, rainout, ratline, rattoon, ravioli, raviolo, reliant, retinal, retinol, retotal, rivulet, rootlet, routine, taunter, tertial, tintier, titivil, titular, toenail, toluate, tootler, tornote, trenail, trivial, tuition, unalert, unalter, unitize, unravel, unrivet, uralite, urazine, urazole, urinate, utilize, vaulter, ventral, violate, violent, virtual, vitiate, vitrine, vitriol, zelator, zittern, zonular, zoolite, zootier