The word metallurgic 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: 22
Highest Scoring Words With Friends™ Play In The Letters metallurgic
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Seven Letter Word Alert: (33 words)
aircell, alltime, article, auricle, calumet, claimer, climate, cureall, curtail, gallium, gametic, glacier, gluteal, gracile, grimace, literal, maltier, marlite, metical, micella, migrate, miracle, mullite, muriate, ragtime, recital, reclaim, tallier, tillage, tramell, tumeric, uraemic, uralite