B2
to act in a manner that is not appropriate for one's age, often characterized by childishness or lack of maturity.
Meanings
to act in a manner that is not appropriate for one's age, often characterized by childishness or lack of maturity.
Despite being in his thirties, he often behaves immaturely, especially when he doesn't get his way.
Synonyms
Antonyms
to exhibit behavior that is considered silly or foolish, often in a playful or unserious manner.
She tends to behave immaturely when she's around her old school friends, laughing and joking like they used to.
Synonyms
Antonyms
Last updated: 2025/01/11 11:58