A thick dark, brown liquid used on roofs. It can also be used to treat eczema.
A mark on the skin. Usually it's caused by making tiny holes in the skin with a needle and putting ink into them.
How something looks and feels. For example, your hair texture can be curly or straight, coarse (each hair is fat) or fine (each hair is skinny), thick (a lot of hair) or thin (not as much hair).
A metal used in some earrings. It's good because it doesn't usually cause an allergic reaction.
Something that makes your immune system overreact. This happens for diseases such as allergies, eczema and asthma.
An abnormal growth or bump.