• 絵本えほん — picture book
• 絵画かいが — painting / artwork
• 油絵あぶらえ — oil painting
• 水彩画すいさいが — watercolor painting
• 下絵したえ — underdrawing / preliminary sketch

絵 combines 糸 (thread) and 会 (meeting/society). Originally, it referred to decorative fabrics or colorful illustrations. Over time, it came to mean “picture” or “drawing.” This kanji appears frequently in educational materials and children's books.

この絵えはとてもきれいです。
This picture is very beautiful.

子供達こどもたちは 絵本えほんを読んでいます。
The children are reading picture books.