Describes a person, especially a child or young woman, who is endearingly playful, cheeky, or impish in a harmless way. Often used with な to modify nouns.
See also: 茶目
She gave a mischievous smile.
Refers to a person who is a playful trickster or joker. The noun use is less common than the adjectival use, but it appears in contexts like お茶目な人 or directly as お茶目.
That kid is playful and always up to some prank.
He's the class prankster and makes everyone laugh.
Derived from 茶目 (ちゃめ), which originally referred to a mischievous or playful person. The prefix お adds politeness or affection. The exact origin of 茶目 is uncertain, but it may be related to the idea of 'tea' (茶) and 'eye' (目) in a figurative sense.