Verbseoul.
regular
나수다nasudato heal, to cure, to treat

To say to heal, to cure, to treat politely in the present tense, use 나숴요 (nah-swuh-yoh). Below is the full conjugation of 나수다 across the three tenses and three everyday speech levels.

Conjugation table

TenseCasual (반말)Polite (요)Formal (합니다)
Present
나숴
nah-swuh
나숴요
nah-swuh-yoh
나숩니다
nah-soom-nee-dah
Past
나쉈어
nah-swuh-ssuh
나쉈어요
nah-swuh-ssuh-yoh
나쉈습니다
nah-swuh-sseum-nee-dah
Future
나술 거야
nah-sool- -guh-yah
나술 거예요
nah-sool- -guh-yae-yoh
나술 겁니다
nah-sool- -guhm-nee-dah

Other useful forms

Command Polite (세요)
나수세요
nah-soo-sae-yoh
Suggestion / Let's Polite (요)
나숴요
nah-swuh-yoh
Question Polite (요)
나숴요?
nah-swuh-yoh-?
Connective “and” — (고)
나수고
nah-soo-goh
Conditional “if” — (면)
나수면
nah-soo-myuhn
Noun form — (기)
나숨
nah-soom