Verbseoul.
하다 verb (adj)
떳떳하다tteottteothadahonourable, righteous, upright

To say honourable, righteous, upright politely in the present tense, use 떳떳해요 (ttuht-ttuh-tae-yoh). Below is the full conjugation of 떳떳하다 across the three tenses and three everyday speech levels.

Conjugation table

TenseCasual (반말)Polite (요)Formal (합니다)
Present
떳떳해
ttuht-ttuh-tae
떳떳해요
ttuht-ttuh-tae-yoh
떳떳합니다
ttuht-ttuh-tahm-nee-dah
Past
떳떳했어
ttuht-ttuh-tae-ssuh
떳떳했어요
ttuht-ttuh-tae-ssuh-yoh
떳떳했습니다
ttuht-ttuh-tae-sseum-nee-dah
Future
떳떳할 거야
ttuht-ttuh-tahl- -guh-yah
떳떳할 거예요
ttuht-ttuh-tahl- -guh-yae-yoh
떳떳할 겁니다
ttuht-ttuh-tahl- -guhm-nee-dah

Other useful forms

Command Polite (세요)
떳떳하세요
ttuht-ttuh-tah-sae-yoh
Suggestion / Let's Polite (요)
떳떳해요
ttuht-ttuh-tae-yoh
Question Polite (요)
떳떳해요?
ttuht-ttuh-tae-yoh-?
Connective “and” — (고)
떳떳하고
ttuht-ttuh-tah-goh
Conditional “if” — (면)
떳떳하면
ttuht-ttuh-tah-myuhn
Noun form — (기)
떳떳함
ttuht-ttuh-tahm