Let's learn about "귀찮아"

귀찮아 : I can't be bothered

[other expressions]

- 귀찮다. (to younger people or friends)

- 귀찮네. (to younger people or friends)

- 귀찮아. (to younger people or friends)

- 귀찮네요. (honourific by ‘-요’)

- 귀찮아요. (honourific by ‘-요’)

- 귀찮습니다. (formal; more honourific by ‘-스’)

[explanations]

* 나 : I (non-honourific word)

* 저 : I (honourific word)

* -는 : a particle makes 나 / 저 subjective after a word ends in a vowel; this omitted

* 난 : a short form of 나는

* 전 : a short form of 저는

* 모두 다 : everything; this omitted

* 귀찮은 : troublesome; annoying; bothering; harassing; bothersome; tiresome; pesky; irksome 

* 귀찮다 : [Pronunciation: 귀찬타] a verb form of 귀찮은

* 귀찮습니다 : 귀찮(the stem of 귀찮다) + -스(a suffix makes a verb more honourific) + -ㅂ니다(an honourific descriptive verb ending suffix by ‘-ㅂ’)

* a verb + -아 / -네 / - 다 : a non-honourific descriptive verb ending suffix

* a verb + -아 / -네 + -요 : honourific verb ending suffix

* a verb + -습니다 : an honourific descriptive verb ending suffix