IPA: //mɪsˈrɛkən//
KK: /mɪsˈrɛkən/
To make a mistake in calculating or estimating something.
He tends to misreckon the time it takes to complete his projects.
Past: misreckoned
Past Participle: misreckoned
To calculate or estimate something incorrectly.
He misreckoned the total cost of the project, leading to budget issues.
Past: misreckoned
Past Participle: misreckoned
Misreckon → It is formed from "mis-" (meaning wrongly) and "reckon" (from Old English "recenan", meaning to count or calculate). The word "misreckon" means to count or calculate wrongly.
Think of 'mis-' meaning wrongly and 'reckon' meaning to count — so misreckon means to count something incorrectly.