자취가 · 자취를
living on your own (away from family, cooking for yourself)
Example
대학교 때부터 혼자 자취를 하고 있어요.
I've been living on my own since college.
Word parts
자 self+취 cook
Literally 'cooking for yourself.'
Good to know
Don't confuse with homonym 자취 'trace, track' (발자취 'footprints').