초보자 2 - 공통 대명사

a person who is not mentioned by name

누군가, 사람

a person whose identity is not specified or known

누군가, 한 사람

used to mention a thing that is not known or named

무언가, 어떤 것

all the people that exist or are in a specific group

모두, 모든 사람

every single person in a group, community, or society, without exception

모두, 각자

all things, events, etc.

모든 것, 모든 것들

used when referring to a person or thing that was recently mentioned or one that is close in space or time

이것, 그것

used when referring to a person or thing that was previously mentioned or one that is not close in space or time

그것, 저것 (pronoun)