Verbs that start with S

You stub something out if you press and twist it onto a surface to stop it burning. You stub out a cigarette or cigar.

Suction is a way of moving liquids by pulling them into an area of lower pressure. When you suck through a straw you make the inside of your mouth a low pressure zone. Water pumps move water around by the same principle.

Surfing is a sport where people ride a breaking wave near the beach, standing on a surfboard. It is more difficult than it looks to surf without falling off. People sometimes surf lying down on a board, in a small boat or without a board at all.

Surround means to border on all sides, or enclose. If you're sitting in your room, you are surrounded by four walls, a floor, and a ceiling. The seagull in the picture is surrounded by geese.

To swat is to hit something or someone with a quick motion.