to be caught in the act of doing something wrong
悪いことをしているところを現行犯で捕まる (warui koto o shite iru tokoro o genkōhan de tsukamaru)
"The thief was caught red-handed stealing the wallet."
"泥棒は財布を盗んでいるところを現行犯で捕まった。" (dorobō wa saifu o nusunde iru tokoro o genkōhan de tsukamatta)
to form groups of two
to betray or sacrifice someone to save yourself
a very strong expression of gratitude
to reach a point where one is physically or mentally exhaust...
to have a complaint or disagreement with someone
a sudden clever idea or solution