formality / speech level

• 구나

  –(formal, highly addressee-lowering) A sentence-final ending used to imply a certain feeling in a newly learned fact
• 그이

  –(formal, slightly addressee-raising) The person
• 긴요

  –(informal addressee-raising) An expression used to lightly deny or refute the listener's remark
• 까마는

  –An expression used to indicate that the speaker accepts the preceding statement, while possessing questions or doubts that ultimately do not affect the following statement
• 는가

  –(formal, moderately addressee-lowering) A sentence-final ending referring to a question about a fact of the present
• 는답디다

  –(formal, moderately addressee-raising) An expression used to pass along a message or fact that the speaker heard earlier
• 는데

  –(informal addressee-lowering) A sentence-final ending used to admire something while anticipating the listener's response
• 답디다

  –(formal, moderately addressee-raising) An expression used to pass along a message or fact that the speaker heard earlier
• 답디다

  –(formal, moderately addressee-raising) An expression used to pass along the message or fact the speaker heard earlier
• 당신

  –you
• 더군

  –(informal addressee-lowering) A sentence-final ending used to convey a newly learned fact from a past personal experience, and indicate that the speaker notices or is impressed by it
• 던가

  –(formal, moderately addressee-lowering) A sentence-final ending used to ask about a fact of the past
• 디다

  –(formal, moderately addressee-raising) A sentence-final ending used when the speaker conveys and notifies someone of an event he/she experienced personally
• 랍디다

  –(formal, moderately addressee-raising) An expression used to convey the message or fact the speaker heard earlier
• 래

  –(informal addressee-lowering) An expression used to ask about something the listener knows from having heard it; (informal addressee-lowering) An expression used to convey another person's order, request, etc; (informal addressee-lowering) An expression used to ask the listener about the order, request, etc., the listener knows from having heard it
• 려고

  –(informal addressee-lowering) A sentence-final ending used to doubt a given situation and ask again about it
• 셔

  –(informal addressee-lowering) An expression used to raise the subject of the sentence, when stating or asking something to the listener
• 자고

  –(informal addressee-lowering) A sentence-final ending used to emphatically state the speaker's thoughts or argument to the listener