화폐가 · 화폐를
currency, money
Example
옛날에는 조개껍데기를 화폐로 사용했어요.
Long ago, people used seashells as money.
Word parts
화 goods+폐 currency
Literally 'goods and silk' — things once used to pay before coins.
Good to know
화폐 is the formal or academic word; in daily life just say 돈.
Related words