The word unforbearing 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™ Plays In The Letters unforbearing
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Seven Letter Word Alert: (43 words)
airborn, angrier, barfing, barring, bearing, begonia, bonfire, bonnier, bourgie, bringer, burgeon, burning, burring, earning, earring, fearing, figurer, firebug, forager, forbear, foreign, fringer, funnier, furring, goburra, grainer, grinner, groaner, guanine, gunfire, inferno, ironage, nearing, nonfire, oranger, rangier, rearing, refrain, reunion, roaning, roaring, rongeur, runnier