Verbseoul.
regular
얹다eondato place/put (something) on (a place)

To say to place/put (something) on (a place) politely in the present tense, use 얹어요 (uhn-chuh-yoh). Below is the full conjugation of 얹다 across the three tenses and three everyday speech levels.

Conjugation table

TenseCasual (반말)Polite (요)Formal (합니다)
Present
얹어
uhn-chuh
얹어요
uhn-chuh-yoh
얹습니다
uhn-seum-nee-dah
Past
얹었어
uhn-chuh-ssuh
얹었어요
uhn-chuh-ssuh-yoh
얹었습니다
uhn-chuh-sseum-nee-dah
Future
얹을 거야
uhn-cheul- -guh-yah
얹을 거예요
uhn-cheul- -guh-yae-yoh
얹을 겁니다
uhn-cheul- -guhm-nee-dah

Other useful forms

Command Polite (세요)
얹으세요
uhn-cheu-sae-yoh
Suggestion / Let's Polite (요)
얹어요
uhn-chuh-yoh
Question Polite (요)
얹어요?
uhn-chuh-yoh-?
Connective “and” — (고)
얹고
uhn-goh
Conditional “if” — (면)
얹으면
uhn-cheu-myuhn
Noun form — (기)
얹음
uhn-cheum