The word serigraphy 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: 19
Highest Scoring Words With Friends™ Play In The Letters serigraphy
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Seven Letter Word Alert: (21 words)
aspirer, gaspier, grasper, grayish, greyish, gripers, harpers, harpies, phraser, praiser, prayers, raspier, regraph, regrasp, regrips, repairs, reprays, respray, sharper, sharpie, sprayer