Let's learn about "잘 알겠습니다"

잘 알겠습니다 : Well, I got it / I understand

[other expressions]

- 잘 알겠다. (to younger people or friends)

- 잘 알겠네. (to younger people or friends)

- 잘 알겠어. (to younger people or friends)

- 잘 알겠네요. (honourific by '-요')

- 잘 알겠어요. (honourific by '-요')

- 잘 알겠습니다. (formal; more honourific by '-스')

[explanations]

* 나 : I (non-honourific word); 나 can be replaced by 난

* 저 : I (honourific word); 저 can be replaced by 전

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

* 난 : a short form of 나는; this omitted

* 전 : a short form of 저는; this omitted

* 잘 : well

* 알다 : (1) know (2) understand

* 알겠다 = 알 것 같다 : feel like dying <-- 알 + -겠(one's will) + -다

* 알겠습니다 : 알겠(the stem of 알겠다) + -스(a suffix makes a verb more honourific) + -ㅂ니다(an honourific descriptive verb ending suffix by '-ㅂ')

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

* a verb + -네 + -요 : an honourific verb ending suffix

* a verb + -습니다 / -ㅂ니다 : an honourific descriptive verb ending suffix by '스' / '-ㅂ'