interjection:

• yes; yeah; uh huh ➜ うん
• huh?; what?

auxiliary verb / suffix:

• not - negative verb ending used in informal speech; abbr. of negative verb ending ぬ ➜ ぬ

particle:

• 's - abbr. of particle の; indicates possessive ➜ の・の
• at (place, time); in; on; during - abbr. of particle に, used esp. when it precedes the verb なる ➜ に

particle:

• that being the case; because of ...; the reason is ...; given that ...