Verbseoul.
regular
가두다gadudato 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). Below is the full conjugation of 가두다 across the three tenses and three everyday speech levels.

Conjugation table

TenseCasual (반말)Polite (요)Formal (합니다)
Present
가둬
gah-dwuh
가둬요
gah-dwuh-yoh
가둡니다
gah-doom-nee-dah
Past
가뒀어
gah-dwuh-ssuh
가뒀어요
gah-dwuh-ssuh-yoh
가뒀습니다
gah-dwuh-sseum-nee-dah
Future
가둘 거야
gah-dool- -guh-yah
가둘 거예요
gah-dool- -guh-yae-yoh
가둘 겁니다
gah-dool- -guhm-nee-dah

Other useful forms

Command Polite (세요)
가두세요
gah-doo-sae-yoh
Suggestion / Let's Polite (요)
가둬요
gah-dwuh-yoh
Question Polite (요)
가둬요?
gah-dwuh-yoh-?
Connective “and” — (고)
가두고
gah-doo-goh
Conditional “if” — (면)
가두면
gah-doo-myuhn
Noun form — (기)
가둠
gah-doom