Borrowing
Loan
noun, verbal noun
The task of borrowing something is when you're borrowing something. It's also when you get a loan.
This is a jukugo word, which usually means on'yomi readings from the kanji. If you know the readings of your kanji you'll know how to read this as well.
ちゃんと借用書を書いてくれるんだったら、お金をかしてもいいよ。
If you write me an IOU, I don't mind loaning you some money.
このイラストはトーフグのアヤさんから借用させてもらいました。
This illustration was borrowed from Aya of Tofugu.
英語にはフランス語からの借用語がたくさんありますし、スペイン語にはアラビア語からの借用語が多いんですよ。
English has many loan words from French, and Spanish has many loan words from Arabic.