Verbseoul.
regular
커지다keojidaTo become large or larger

To say To become large or larger politely in the present tense, use 커져요 (kuh-chyuh-yoh). Below is the full conjugation of 커지다 across the three tenses and three everyday speech levels.

Conjugation table

TenseCasual (반말)Polite (요)Formal (합니다)
Present
커져
kuh-chyuh
커져요
kuh-chyuh-yoh
커집니다
kuh-cheem-nee-dah
Past
커졌어
kuh-chyuh-ssuh
커졌어요
kuh-chyuh-ssuh-yoh
커졌습니다
kuh-chyuh-sseum-nee-dah
Future
커질 거야
kuh-cheel- -guh-yah
커질 거예요
kuh-cheel- -guh-yae-yoh
커질 겁니다
kuh-cheel- -guhm-nee-dah

Other useful forms

Command Polite (세요)
커지세요
kuh-chee-sae-yoh
Suggestion / Let's Polite (요)
커져요
kuh-chyuh-yoh
Question Polite (요)
커져요?
kuh-chyuh-yoh-?
Connective “and” — (고)
커지고
kuh-chee-goh
Conditional “if” — (면)
커지면
kuh-chee-myuhn
Noun form — (기)
커짐
kuh-cheem