Third-person singular simple present indicative form of miscalculate.(verb)
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Use "miscalculates" in a sentence
"Who among us never misspells a word, miscalculates a tip, or forgets the boiling point of water?"
"However, even with Reed at her side (and her bed), she miscalculates as she learns the deadly way that she is the goal of a BLOOD SPORT contest between predators."
"She's a triangulator and it's pretty ugly when she miscalculates."