The word snowboarded 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: 20
Highest Scoring Words With Friends™ Plays In The Letters snowboarded
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Seven Letter Word Alert: (32 words)
adorned, bedward, boarded, boranes, bradoon, branded, broaden, brooded, browned, browsed, danders, deodars, desnood, downers, drowned, drowsed, nodders, onboard, onwards, rebonds, redwood, roadbed, seaworn, snooded, swarded, swooned, swooner, sworded, wadders, wanders, wardens, wonders