리

1. -ri
(formal, highly addressee-lowering)(old-fashioned) A sentence-final ending used to mean that what is being said is a guess.

2. -ri
(formal, highly addressee-lowering) A sentence-final ending used to express the speaker's intention of doing something or ask about the listener's intention.

3. -ri
(formal, highly addressee-lowering) A sentence-final ending used to ask again because common sense suggests that something cannot happen.