Verbseoul.
descriptive

깊다 conjugation (gipda, to be deep)

To say to be deep politely in the present tense, use 깊어요 (gee-puh-yoh) · gipeoyo. Below is the full conjugation of 깊다 across the three tenses and three everyday speech levels.

Grammar note (descriptive): Descriptive verbs (형용사) function like adjectives in Korean and conjugate the same way as regular action verbs. They cannot take the progressive -고 있어요 or imperative forms. 좋다 (to be good) → 좋아요; 크다 (to be big) → 커요 (으-irregular).

Conjugation table

pron. = pronunciation guide  · RR = Revised Romanization

TenseCasual (반말)Polite (요)Formal (합니다)
Present
깊어
gee-puh
gipeo
깊어요
gee-puh-yoh
gipeoyo
깊습니다
geep-sseum-nee-dah
gipseumnida
Past
깊었어
gee-puh-ssuh
gipeosseo
깊었어요
gee-puh-ssuh-yoh
gipeosseoyo
깊었습니다
gee-puh-sseum-nee-dah
gipeosseumnida
Future
깊을 거야
gee-peul guh-yah
gipeul geoya
깊을 거예요
gee-peul guh-yae-yoh
gipeul geoyeyo
깊을 겁니다
gee-peul guhm-nee-dah
gipeul geomnida

Other useful forms

Honorific / Command Polite (-(으)세요)
깊으세요
gee-peu-sae-yoh
gipeuseyo
Suggestion / Let's Polite (요)
깊어요
gee-puh-yoh
gipeoyo
Question Polite (요)
깊어요?
gee-puh-yoh-?
gipeoyo?
Connective "and" — (고)
깊고
geep-goh
gipgo
Conditional "if" — (면)
깊으면
gee-peu-myuhn
gipeumyeon
Progressive (고 있어요)
깊고 있어요
geep-goh ee-ssuh-yoh
gipgo isseoyo
Want to (고 싶어요)
깊고 싶어요
geep-goh shee-puh-yoh
gipgo sipeoyo
Can / Able to ((으)ㄹ 수 있어요)
깊을 수 있어요
gee-peul soo ee-ssuh-yoh
gipeul su isseoyo
Because / So (아/어서)
깊어서
gee-puh-suh
gipeoseo
Noun form — (기)
깊기
geep-gee
gipgi
Noun form — (음)
깊음
gee-peum
gipeum