The word liberalising 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: 20
Highest Scoring Words With Friends™ Plays In The Letters liberalising
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Seven Letter Word Alert: (49 words)
airings, airline, aisling, alibies, aligner, anglers, arising, bailing, balling, bangers, bangles, bearing, belling, biasing, billing, bingers, blaring, braille, brangle, erasing, gainers, garbles, genials, gerbils, girlies, girnels, grilles, lairing, learing, leasing, lesbian, liberal, lingers, nailers, railing, raising, rallies, realign, rebills, regains, renails, risible, sailing, sealing, searing, selling, sibling, sillier, slinger