Korean phrase
언제 ~ 괜찮아요? eon je ~ kwaen cha na yo
Meaning
When is it okay to ___?
When to use it
This asks when it is okay to do something. It is a polite way to check a suitable time, such as before making a call.
Example dialogue
언제 전화해도 괜찮아요? eon je cheon hwa hae do kwaen cha na yo
When is it okay to call?
네, 저녁 8시 이후면 괜찮아요. ne cheo nyeok 8 si i hu myeon kwaen cha na yo
Yes, anytime after 8 p.m. is fine.