Verbseoul.
ㅂ irregular (adj)
아름답다areumdapdabeautiful

To say beautiful politely in the present tense, use 아름다워요 (ah-reum-dah-wuh-yoh). Below is the full conjugation of 아름답다 across the three tenses and three everyday speech levels.

Conjugation table

TenseCasual (반말)Polite (요)Formal (합니다)
Present
아름다워
ah-reum-dah-wuh
아름다워요
ah-reum-dah-wuh-yoh
아름답습니다
ah-reum-dahp-sseum-nee-dah
Past
아름다웠어
ah-reum-dah-wuh-ssuh
아름다웠어요
ah-reum-dah-wuh-ssuh-yoh
아름다웠습니다
ah-reum-dah-wuh-sseum-nee-dah
Future
아름다울 거야
ah-reum-dah-ool- -guh-yah
아름다울 거예요
ah-reum-dah-ool- -guh-yae-yoh
아름다울 겁니다
ah-reum-dah-ool- -guhm-nee-dah

Other useful forms

Command Polite (세요)
아름다우세요
ah-reum-dah-oo-sae-yoh
Suggestion / Let's Polite (요)
아름다워요
ah-reum-dah-wuh-yoh
Question Polite (요)
아름다워요?
ah-reum-dah-wuh-yoh-?
Connective “and” — (고)
아름답고
ah-reum-dahp-goh
Conditional “if” — (면)
아름다우면
ah-reum-dah-oo-myuhn
Noun form — (기)
아름다움
ah-reum-dah-oom