Verbseoul.
하다 verb
피임하다piimhadato practice birth control

To say to practice birth control politely in the present tense, use 피임해요 (pee-eem-hae-yoh). Below is the full conjugation of 피임하다 across the three tenses and three everyday speech levels.

Conjugation table

TenseCasual (반말)Polite (요)Formal (합니다)
Present
피임해
pee-eem-hae
피임해요
pee-eem-hae-yoh
피임합니다
pee-eem-hahm-nee-dah
Past
피임했어
pee-eem-hae-ssuh
피임했어요
pee-eem-hae-ssuh-yoh
피임했습니다
pee-eem-hae-sseum-nee-dah
Future
피임할 거야
pee-eem-hahl- -guh-yah
피임할 거예요
pee-eem-hahl- -guh-yae-yoh
피임할 겁니다
pee-eem-hahl- -guhm-nee-dah

Other useful forms

Command Polite (세요)
피임하세요
pee-eem-hah-sae-yoh
Suggestion / Let's Polite (요)
피임해요
pee-eem-hae-yoh
Question Polite (요)
피임해요?
pee-eem-hae-yoh-?
Connective “and” — (고)
피임하고
pee-eem-hah-goh
Conditional “if” — (면)
피임하면
pee-eem-hah-myuhn
Noun form — (기)
피임함
pee-eem-hahm