The word pumpkinseeds 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 pumpkinseeds
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Seven Letter Word Alert: (26 words)
demises, deskmen, despise, diesunk, dimness, impedes, impends, kineses, minuses, mispens, misused, nemesis, penises, pepsins, pumpkin, siemens, skepped, skimped, skipped, snipped, speedup, suspend, unipeds, unmiked, unskied, upsides