To Deposit
To Entrust, To Leave Something With Someone
transitive verb, ichidan verb
Because the hiragana ends with an う sound, you know this word is a verb.
The kanji itself means deposit so the verb vocab version is to deposit or to entrust. You use this word when you are leaving something with someone else.
Since this word consists of a kanji with hiragana attached, you can bet that it will use the kun'yomi reading. You didn't learn that reading with this kanji, so here's a mnemonic to help you:
In terms of places where you want to deposit your money, the last place on your list should be a zoo (あず). I mean seriously, you know the animals are just gonna munch up all your dolla bills.
え？今、いくら預けたって言った？
What? You deposited how much?