The word unquestioned 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: 26
Highest Scoring Words With Friends™ Play In The Letters unquestioned
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Seven Letter Word Alert: (43 words)
denoise, denotes, dentine, dentins, destine, detinue, detunes, dunites, duteous, endnote, ensuite, equines, indents, inquest, intends, intense, intoned, intones, inuendo, nondiet, nonsuit, nutseed, outside, quested, quieted, quieten, quinone, quonset, quotees, sequent, snouted, stunned, tedious, tendons, tension, tenuous, undents, undines, unnoted, unquiet, unquote, unsound, untuned