The word noncollapsable 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: 28
Highest Scoring Words With Friends™ Play In The Letters noncollapsable
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Seven Letter Word Alert: (29 words)
abalone, anneals, balance, balloon, ballpen, beacons, boolean, caboose, callose, canapes, cannolo, capable, colonel, console, enclasp, locales, losable, nabales, nanobes, noncola, nonleap, nonsale, paellas, palaces, placebo, pollens, salable, scallop, scalpel