こお 凍る Common word JLPT N3 Wanikani level 28 Play audio Show inflections LinksSentence search for 凍るSentence search for こおるSentence search for 氷るSentence search for 凍おるKanji details for 凍Edit in JMdict Godan verb with ru ending, Intransitive verb1. to freeze; to be frozen over; to congealOther forms氷る 【こおる】、凍おる 【こおる】 Discussions Log in to talk about this word.