読よみが甘あまい

expression, i-adjective

overly optimistic; misjudged; underestimated

Used when someone's assessment of a situation is too optimistic, leading to underestimation of difficulty, risk, or opponent. Often in contexts like planning, competition, or predicting outcomes.

See also: 甘い (あまい)

• 相あい手ての実じつ力りょくを読よみが甘あまかったせいで、試し合あいに負まけてしまった。

  I lost the match because I underestimated my opponent's ability.