育(そだ)ちが良(よ)い

そだちがよい
expression
well-bred; well-raised; from a good family
personalitysociety
1. well-bred; well-raised; from a good upbringing
Describes someone whose manners, behavior, and character reflect a good upbringing and family background. Implies refinement, politeness, and good values instilled during childhood.
彼女(かのじょ)は育(そだ)ちが良(い)い。
She is well-bred.
言葉遣(ことばづか)いが丁寧(ていねい)で、育(そだ)ちの良(よ)さがうかがえる。
Their polite way of speaking suggests they were well-raised.
People who are well-raised naturally show refinement in their table manners and how they treat others.

Usage

The opposite expression is 育(そだ)ちが悪(わる)い (poorly raised). This expression is commonly used when commenting on someone's manners or background, but should be used carefully as it can sound judgmental. The い-adjective form 良(い)い is more common in speech than 良(よ)い.

Common collocations