The word touchiness 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: 17
Highest Scoring Words With Friends™ Plays In The Letters touchiness
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Seven Letter Word Alert: (26 words)
cession, chouses, consist, cosiest, cosines, cousins, cushion, ethnics, heinous, histone, hotness, incests, inhouse, insects, nosiest, notches, notices, oecists, section, shutins, stonish, suction, thiones, tocsins, touches, unstoic