miscalculate

/mɪsˈkælkjəleɪt/
verb
  1. To make an error in calculating or estimating something, such as a number, cost, time, or outcome.
    • She miscalculates the distance and arrives an hour late for the meeting.
    • If you miscalculate the recipe's ingredients, the cake might not rise properly.
    • The contractor miscalculates the amount of paint needed, so they have to buy more.
  2. To misjudge a situation or someone's reaction, often leading to an unexpected result.
    • The politician miscalculates public opinion and loses the election.
    • He miscalculates his boss's mood and asks for a raise at the worst possible time.
    • They miscalculate how long the project will take and miss the deadline.
Antonyms
What does "miscalculate" mean? | whatsthatwordmean | whatsthatwordmean