Image
Portrait, Picture
noun
A drawing of an image is an image. Back in the day images were usually drawn. This is also portrait or picture, too.
がぞう
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.
勝手にわたしの画像を使わないでくださいよ！
Don't use my picture without my permission!
けいさつにコウイチの暗殺事けんにかんするしょうこ画像をてい出しました。
I submitted images as evidence to the police regarding Koichi's assassination case.
残念。この画像はちょっとボケてるので使えないよ。
What a shame. This picture is a little out of focus so you can’t use it.