Verbseoul.
regular

가두다 conjugation (gaduda, to confine, lock, lock up, coop up, shut up, fence, imprison)

To say to confine, lock, lock up, coop up, shut up, fence, imprison politely in the present tense, use 가둬요 (gah-dwuh-yoh) · gadwoyo. Below is the full conjugation of 가두다 across the three tenses and three everyday speech levels.

Grammar note (regular): Regular verbs and adjectives conjugate predictably. Before 어-series suffixes, vowels may contract (가 + 아 → 가, 보 + 아 → 봐), but no consonant in the stem changes. If the final vowel of the stem is ㅏ or ㅗ, use 아; otherwise use 어. Consonant-final stems: 먹 + 어 → 먹어; vowel-final: 가 + 아 → 가.

Conjugation table

pron. = pronunciation guide  · RR = Revised Romanization

TenseCasual (반말)Polite (요)Formal (합니다)
Present
가둬
gah-dwuh
gadwo
가둬요
gah-dwuh-yoh
gadwoyo
가둡니다
gah-doom-nee-dah
gadumnida
Past
가뒀어
gah-dwuh-ssuh
gadwosseo
가뒀어요
gah-dwuh-ssuh-yoh
gadwosseoyo
가뒀습니다
gah-dwuh-sseum-nee-dah
gadwosseumnida
Future
가둘 거야
gah-dool guh-yah
gadul geoya
가둘 거예요
gah-dool guh-yae-yoh
gadul geoyeyo
가둘 겁니다
gah-dool guhm-nee-dah
gadul geomnida

Other useful forms

Honorific / Command Polite (-(으)세요)
가두세요
gah-doo-sae-yoh
gaduseyo
Suggestion / Let's Polite (요)
가둬요
gah-dwuh-yoh
gadwoyo
Question Polite (요)
가둬요?
gah-dwuh-yoh-?
gadwoyo?
Connective "and" — (고)
가두고
gah-doo-goh
gadugo
Conditional "if" — (면)
가두면
gah-doo-myuhn
gadumyeon
Progressive (고 있어요)
가두고 있어요
gah-doo-goh ee-ssuh-yoh
gadugo isseoyo
Want to (고 싶어요)
가두고 싶어요
gah-doo-goh shee-puh-yoh
gadugo sipeoyo
Can / Able to ((으)ㄹ 수 있어요)
가둘 수 있어요
gah-dool soo ee-ssuh-yoh
gadul su isseoyo
Because / So (아/어서)
가둬서
gah-dwuh-suh
gadwoseo
Noun form — (기)
가두기
gah-doo-gee
gadugi
Noun form — (음)
가둠
gah-doom
gadum