Infinitive	informal p	반말	meaning
A !	A 세요!	A !	(please) do A!
A -아/어 보다	A-아/어 보세요!	A-아/어 봐!	(please) try A!
A -아/어 주다!	A -아/어 주세요!	A -아/어줘!	(please) do A for me!

Formal Polite (~(으)십시오)
Used in very respectful or official settings.

조용히 하십시오. (Please be quiet.)

Standard Polite (~(으)세요)
The most commonly used polite imperative form.

앉으세요. (Please sit down.)

Informal Polite (~아/어/여요)
Still polite but more casual.

빨리 가요! (Go quickly!)

Informal (~아/어/여)
Used among close friends or younger people.

먹어! (Eat!)

Plain Imperative (~아라 / ~어라 / ~여라)
Often used in written instructions or commands.

문을 닫아라. (Close the door.)

Negative Imperative (~지 마세요 / ~지 마라)
Used to tell someone not to do something.

떠들지 마세요. (Please don’t make noise.)