Verbseoul.
하다 verb
지탱하다jitaenghadato support

To say to support politely in the present tense, use 지탱해요 (chee-taeng-hae-yoh). Below is the full conjugation of 지탱하다 across the three tenses and three everyday speech levels.

Conjugation table

TenseCasual (반말)Polite (요)Formal (합니다)
Present
지탱해
chee-taeng-hae
지탱해요
chee-taeng-hae-yoh
지탱합니다
chee-taeng-hahm-nee-dah
Past
지탱했어
chee-taeng-hae-ssuh
지탱했어요
chee-taeng-hae-ssuh-yoh
지탱했습니다
chee-taeng-hae-sseum-nee-dah
Future
지탱할 거야
chee-taeng-hahl- -guh-yah
지탱할 거예요
chee-taeng-hahl- -guh-yae-yoh
지탱할 겁니다
chee-taeng-hahl- -guhm-nee-dah

Other useful forms

Command Polite (세요)
지탱하세요
chee-taeng-hah-sae-yoh
Suggestion / Let's Polite (요)
지탱해요
chee-taeng-hae-yoh
Question Polite (요)
지탱해요?
chee-taeng-hae-yoh-?
Connective “and” — (고)
지탱하고
chee-taeng-hah-goh
Conditional “if” — (면)
지탱하면
chee-taeng-hah-myuhn
Noun form — (기)
지탱함
chee-taeng-hahm