Vocabulary
나이가 많다
be older, be advanced in age
Meaning
나이가 많다 : be older, be advanced in age. Expression describing someone's age; it may mean “older” or “old” depending on context.
Why this form?
늙다 — “grow old/be old” refers to aging and can sound more blunt.
Useful forms
The reference expression is 나이가 많다. In conversation, -가 may be omitted: 나이 많으세요.
Forms not to confuse
늙다
그분은 많이 늙었어요. — That person has aged a lot.
Examples
너무 나이 많으세요! — He's really old!
할아버지는 나이가 많으세요. — Grandfather is elderly.