The word myoglobinuria 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: 26
Highest Scoring Words With Friends™ Plays In The Letters myoglobinuria
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Seven Letter Word Alert: (46 words)
albumin, alimony, ambling, angrily, bailing, bairnly, bargoon, biliary, biology, blaming, blaring, bogyman, boiling, bologna, booming, braying, bulimia, buoying, burling, burying, glamour, grimily, grumbly, gumboil, gunroom, lairing, lambing, languor, looming, lumbago, mailing, mangily, mauling, monilia, mooring, niobium, obligor, origami, railing, roaming, roiling, rooming, ruminal, unbalmy, unmoral, urology