The word spiritedly 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 spiritedly
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Seven Letter Word Alert: (24 words)
dirties, dirtily, distyle, ditsier, pitiers, pyrites, resplit, riptide, sidelit, siltier, spidery, spirted, striped, stripey, stylier, tepidly, tiderip, tidiers, tipsier, tipsily, tiredly, tripeds, tripled, triples