Word Network: ~어야 하다

A requirement, something that is essential or very important.

to do

Compulsion or coercion; the act of forcing someone to do something.

The state or fact of having a duty to deal with something or of having control over someone. It also means being accountable for one's actions.

To be necessary or required for a particular purpose.

A moral or legal obligation; a responsibility. Often used in IELTS discussions about the role of government or citizens' duties.