Grammar from Ewha 4 chap 5

A/V-거든요

Used to explain or justify a situation or reason, often implying that the listener should already understand the context.

을 겸(해서)/ N 겸

used to indicate two purposes or reasons in one action. It conveys that an action serves multiple functions or goals simultaneously.

ㄴ/(ㅇ/ㄴ)/(ㄴ/ㄴ) 탓에 / 탓으로

Used to indicate that an action or situation is the cause of an undesirable result, often implying blame or responsibility.

ㅇ/ㄹ 지경하다

To reach a situation or state, often indicating extreme circumstances or conditions. It suggests that the situation has become critical or overwhelming, prompting concern or urgency.