The word calligrapher 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: 24
Highest Scoring Words With Friends™ Plays In The Letters calligrapher
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Seven Letter Word Alert: (26 words)
achiral, aircell, archeal, caliper, charger, charier, chiller, chirper, glacial, glacier, gracile, graphic, griller, haircap, harelip, helical, parrell, pelagic, phallic, pillage, railcar, realgar, rechill, regalia, regraph, replica