The word equilibration 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: 28
Highest Scoring Words With Friends™ Play In The Letters equilibration
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Seven Letter Word Alert: (60 words)
abluent, aileron, airline, aliquot, antique, bailout, banquet, baronet, baroque, biolite, bloater, blunter, botulin, briquet, butanol, elation, elution, equator, inertia, initial, inquiet, inquire, latrine, libator, lintier, nebular, neutral, niobate, niobite, notable, oblique, orbital, otarine, outearn, outlier, outline, quilter, rainout, ratline, rebuilt, reliant, retinal, retinol, routine, rubeola, taboule, tequila, toenail, trenail, triable, tribune, trilobe, trouble, tunable, turbine, unalert, unalter, unilobe, uralite, urinate