noun
slip of the tongue; misstatement
Refers to an unintentional verbal mistake, such as saying the wrong word or misspeaking.
会議で言い違いをしてしまい、恥ずかしかった。
I made a slip of the tongue during the meeting and felt embarrassed.
彼の言い違いを誰も指摘しなかった。
No one pointed out his misstatement.
Compound of 言い (the continuative form of 言う 'to say') and 違い ('difference, mistake').