腐る くさる kusaru to rot JLPT N3 godan verb auxiliary Common word Other meanings 2. to corrode, to weather, to crumble 3. to become useless, to blunt, to weaken (from lack of practice) The kanji in this word 腐 rot, decay, sour JLPT N1 · Strokes 14 In this level 句 食う 偶然 臭い 鎖 癖 管 具体 下り 下る Back to the JLPT N3 list Practise these words