Coin
noun
Stiff freight always has to be paid for in coins, because coins are also stiff. You can't go paying for something stiff with something not stiff, that would make no sense at all.
This is a jukugo word that uses the on'yomi readings of the kanji. You should be able to read this on your own.
十円または百円硬貨を入れてください。
Please insert a ten-yen or hundred-yen coin.
祖母は財布の中に硬貨を貯めていました。
My grandmother saved coins in her wallet.
もう製造されていない硬貨にはどんなものがありますか。
What are some coins that are no longer being produced?