art — Art consists of paintings, sculpture, and other pictures or objects which are created for people to look at and admire or think deeply about.
artwork — Artwork is drawings and photographs that are prepared in order to be included in something such as a book or advertisement.
picture — a visual representation of a person, object, or scene, as a painting, drawing, photograph, etc.: I carry a picture of my grandchild in my wallet.
piece — a separate or limited portion or quantity of something: a piece of land; a piece of chocolate.
portrait — a likeness of a person, especially of the face, as a painting, drawing, or photograph: a gallery of family portraits.
watercolor — a pigment for which water and not oil is used as the vehicle.
oil — any of a large class of substances typically unctuous, viscous, combustible, liquid at ordinary temperatures, and soluble in ether or alcohol but not in water: used for anointing, perfuming, lubricating, illuminating, heating, etc.
still life — a representation chiefly of inanimate objects, as a painting of a bowl of fruit.
canvas — Canvas is a strong, heavy cloth that is used for making things such as tents, sails, and bags.
composition — When you talk about the composition of something, you are referring to the way in which its various parts are put together and arranged.
design — When someone designs a garment, building, machine, or other object, they plan it and make a detailed drawing of it from which it can be built or made.