The word outspokenness 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: 23
Highest Scoring Words With Friends™ Play In The Letters outspokenness
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Seven Letter Word Alert: (29 words)
espouse, ketones, ketoses, nektons, nonstop, oneness, onestep, openest, osseous, osteons, outkeep, outsees, pentose, poetess, possets, poteens, sonnets, soonest, spouses, stenose, stepson, sunsets, sunspot, tossups, toupees, unknots, unspent, unspoke, unstops