Verbseoul.
regular
들이마시다deulimasidato breathe in, to inhale

To say to breathe in, to inhale politely in the present tense, use 들이마셔요 (deu-ree-mah-syuh-yoh). Below is the full conjugation of 들이마시다 across the three tenses and three everyday speech levels.

Conjugation table

TenseCasual (반말)Polite (요)Formal (합니다)
Present
들이마셔
deu-ree-mah-syuh
들이마셔요
deu-ree-mah-syuh-yoh
들이마십니다
deu-ree-mah-sheem-nee-dah
Past
들이마셨어
deu-ree-mah-syuh-ssuh
들이마셨어요
deu-ree-mah-syuh-ssuh-yoh
들이마셨습니다
deu-ree-mah-syuh-sseum-nee-dah
Future
들이마실 거야
deu-ree-mah-sheel- -guh-yah
들이마실 거예요
deu-ree-mah-sheel- -guh-yae-yoh
들이마실 겁니다
deu-ree-mah-sheel- -guhm-nee-dah

Other useful forms

Command Polite (세요)
들이마시세요
deu-ree-mah-shee-sae-yoh
Suggestion / Let's Polite (요)
들이마셔요
deu-ree-mah-syuh-yoh
Question Polite (요)
들이마셔요?
deu-ree-mah-syuh-yoh-?
Connective “and” — (고)
들이마시고
deu-ree-mah-shee-goh
Conditional “if” — (면)
들이마시면
deu-ree-mah-shee-myuhn
Noun form — (기)
들이마심
deu-ree-mah-sheem