expression, ichidan verb
pounce on someone's words; trip someone up with their own words; cavil at someone's words
Used when someone seizes on a minor slip or the tail end of another person's statement to criticize, argue, or make them look bad. Often implies nitpicking or unfair argumentation.
彼はいつも人の言葉尻を捉えて揚げ足を取る。
He always pounces on people's words and finds fault.
言葉
Let's stop arguing by seizing on the ends of each other's words.