godan verb (-ru), intransitive verb
become round; curl up; roll into a ball
Describes something naturally becoming round or curling up, often used for animals or objects taking a rounded shape.
猫が寒くて丸まった。
The cat curled up because it was cold.
紙が湿気で丸まってしまった。
The paper curled up from the humidity.
Standard kanji spelling for the intransitive verb meaning 'to become round'.
Kana spelling is common in everyday writing, especially when the kanji is not needed.
Transitive counterpart: 'to make something round' or 'to roll something into a ball'.
Derived from the adjective 丸い (round) with the verbalizing suffix まる, indicating a natural change into a round state.