담보대출이 · 담보대출을
secured loan, collateral loan; mortgage
Example
집을 사려고 은행에서 담보대출을 받았어요.
I took out a secured loan from the bank to buy a house.
Word parts
담 carry+보 guarantee+대 lend+출 put out
Literally 'guaranteed lending' — a loan backed by property.
Good to know
Say 대출을 받다 for taking out a loan; 대출을 갚다 means paying it back.