The word mineralizing 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: 29
Highest Scoring Words With Friends™ Play In The Letters mineralizing
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Seven Letter Word Alert: (36 words)
airline, aligner, aniline, earning, geminal, glazier, gmelina, gremlin, imagine, ingrain, lairing, leaning, learing, limning, lineman, mailing, mangier, mangler, manlier, meaning, melanin, mineral, mingler, nailing, nearing, railing, raining, realign, reaming, reining, ringman, ringmen, zingani, zingare, zingari, zingier