Verbs that start with S

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.

You swallow something when you put it in your mouth and use the muscles in your throat to pull it down into your stomach. The bird in the picture is swallowing a fish. You might also be interested in the bird by the same name.

Sway means to move from side to side or back and forth, often in a rhythmic fashion. The woman in the picture is swaying to the music.

Swimming is a way of moving when you are in the water, using your arms and legs to push you fowards. There are many different ways of swimming, with names like breaststroke, freestyle, butterfly and the one that most children start with - dog paddle! You can use the word swim as a noun, as in "I am going for a swim".