Let's learn abour "다혈질이다"

그 사람 다혈질이에요 : He’s hot-tempered: He has a hot temper: He’s got a short fuse.

그는 화를 참을 줄 모른다 : He doesn’t know how to control his temper

ex)

A. 어젯밤 그 사람 때문에 분위기가 확 깨졌어 : He really spoiled the evening last night

B. 그 사람 다혈질이잖아 : He has a hot temper

[other expressions]

- 그 사람 다혈질이다. (to younger people or friends)

- 그 사람 다혈질이네. (to younger people or friends)

- 그 사람 다혈질이야. (to younger people or friends)

- 그 분 다혈질이네요. (honourific by ‘-요’)

- 그 분 다혈질이에요. (honourific by ‘-요’)

- 그 분 다혈질입니다. (formal; honourific by ‘ㅂ’)

[explanations]

* 그 : that

* 사람 : human being (non-honourific word)

* 분 : human being (honourific word)

* -은 : a particle makes 그 사람 / 그 분 subjective after a word ends in a consonant; this omitted

* 다혈질 : [多血質] [Pronunciation: 다혈찔] 쾌활하고 활동적이나, 성급하고 인내력이 부족한 기질(a cheerful, active, but impetuous and impatient disposition)

* 이다 : be

* 입니다 : 이(the stem of 이다) + -ㅂ니다(an honourific descriptive verb ending suffix)

* a verb + -(이)다 / -(이)네 / -(이)야 : a non-honourific descriptive form of 이다

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

* a verb + -이에요 / -예요 / -입니다 : an honourific descriptive form of 이다 by ‘-요’ / ‘-ㅂ’

* 화 : [火] (1) [성] pent-up resentment; anger; ire; wrath (2) [=불] fire (3) [=화요일(火曜日)] Tuesday

* 화 : [禍] (serious) trouble; (an) evil; a curse; [=불행] (a) misfortune; [=재앙] (a) disaster; a calamity; woe

* -를 : a particle makes 화 objective after a word ends in a vowel

* 참다 : [Pronunciation: 참따] [=인내하다] be patient; have[take / keep / practice] patience; [=견디다] endure; put up with; bear; stand

* -을/를-ㄹ 줄 알다 : can do something

* -을/를-ㄹ 줄 모르다 : can't do something

* 알다 : know

* 안다 : present tense of 알다 by '-ㄴ'

* 모르다 : don't know

* 모른다 : present tense of 모르다 by '-ㄴ'

* 분위기 : [雰圍氣] [=대기] the atmosphere; the air; [=환경] an environment; [=느낌] an atmosphere; [=무드] a mood

* -가 : a particle makes 분위기 subjective after a word ends in a vowel

* 깨다 : [=감퇴시키다] diminish; reduce; [=망치다] spoil; mar

* 깨지다 : passive form of 깨다 by '-지-'

* 분위기가 깨지다 : spoil mood; spoil environment

* 깨졌다 : past tense of 깨지다 by '-였-'

* -잖아(요) : this expresses certainty or his insistence to carry one’s point or opinion

* About -잖아요 see this site : https://www.howtostudykorean.com/upper-intermediate-korean-grammar/unit-4-lessons-84-91/lesson-90/

example) 

(1) -있잖아 / -있잖니 : guess what : I’ll tell you what

(2) 걔가 했다고 했잖아(요) or 그 애가 했다고 내가 분명히 말했다 : I’m sure he did. / I said to you that he did

(3) 내가 확실히 말했잖아요 or 내가 분명히 얘기 했잖아요 : I'm sure I told you