Words that start with S

Sis is short for sister.

You sit down when you put most of your weight on your bottom, on a surface like a chair or sofa. Sitting down is usually more comfortable than standing up.

Something is sixth if it is the number sixth item in a list. Sixth comes after fifth and before seventh.

Sizzling is the sound of cooking something in fat or oil at fairly high temperatures, like cooking bacon or sausages.

A skateboard is a piece of wood with wheels underneath. You stand on the skateboard and push with one foot to make it go forwards, or just stand on it if you are on a slope. People can do lots of tricks on skateboards, like jumping and twisting. On a large skateboard ramp people can even flip right over in the air.