The word deliberative 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 deliberative
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Seven Letter Word Alert: (53 words)
alerted, altered, averted, beadier, bedevil, bedrail, beetled, belated, believe, berated, bereave, beveled, bleated, bleater, bleeder, brailed, debater, deerlet, deleter, deliria, deliver, deviate, dilater, driblet, elative, elevate, everted, ilvaite, levered, libated, livider, raveled, rebaled, rebated, rebited, rebleed, redealt, related, relieve, relived, retiled, reveled, reviled, rivaled, riveted, trailed, treadle, trebled, triable, trivial, valeted, veilier, vibrate