Verbseoul.
하다 verb (adj)
찬란하다chanranhadaresplendent

To say resplendent politely in the present tense, use 찬란해요 (chahl-rahn-hae-yoh). Below is the full conjugation of 찬란하다 across the three tenses and three everyday speech levels.

Conjugation table

TenseCasual (반말)Polite (요)Formal (합니다)
Present
찬란해
chahl-rahn-hae
찬란해요
chahl-rahn-hae-yoh
찬란합니다
chahl-rahn-hahm-nee-dah
Past
찬란했어
chahl-rahn-hae-ssuh
찬란했어요
chahl-rahn-hae-ssuh-yoh
찬란했습니다
chahl-rahn-hae-sseum-nee-dah
Future
찬란할 거야
chahl-rahn-hahl- -guh-yah
찬란할 거예요
chahl-rahn-hahl- -guh-yae-yoh
찬란할 겁니다
chahl-rahn-hahl- -guhm-nee-dah

Other useful forms

Command Polite (세요)
찬란하세요
chahl-rahn-hah-sae-yoh
Suggestion / Let's Polite (요)
찬란해요
chahl-rahn-hae-yoh
Question Polite (요)
찬란해요?
chahl-rahn-hae-yoh-?
Connective “and” — (고)
찬란하고
chahl-rahn-hah-goh
Conditional “if” — (면)
찬란하면
chahl-rahn-hah-myuhn
Noun form — (기)
찬란함
chahl-rahn-hahm