Verbseoul.
ㅂ irregular (adj)
아깝다akkapdato be a pity

To say to be a pity politely in the present tense, use 아까워요 (ah-ggah-wuh-yoh). Below is the full conjugation of 아깝다 across the three tenses and three everyday speech levels.

Conjugation table

TenseCasual (반말)Polite (요)Formal (합니다)
Present
아까워
ah-ggah-wuh
아까워요
ah-ggah-wuh-yoh
아깝습니다
ah-ggahp-sseum-nee-dah
Past
아까웠어
ah-ggah-wuh-ssuh
아까웠어요
ah-ggah-wuh-ssuh-yoh
아까웠습니다
ah-ggah-wuh-sseum-nee-dah
Future
아까울 거야
ah-ggah-ool- -guh-yah
아까울 거예요
ah-ggah-ool- -guh-yae-yoh
아까울 겁니다
ah-ggah-ool- -guhm-nee-dah

Other useful forms

Command Polite (세요)
아까우세요
ah-ggah-oo-sae-yoh
Suggestion / Let's Polite (요)
아까워요
ah-ggah-wuh-yoh
Question Polite (요)
아까워요?
ah-ggah-wuh-yoh-?
Connective “and” — (고)
아깝고
ah-ggahp-goh
Conditional “if” — (면)
아까우면
ah-ggah-oo-myuhn
Noun form — (기)
아까움
ah-ggah-oom