Conjunctions join together two different, but related, parts of a sentence. They can be words like 'and', 'but', 'if', 'when', and 'because'. For example: I like swimming and she likes dancing.

When combining two complete sentences with a conjunction ("and," "but," "or," "for," or "yet"), precede the conjunction with a comma. Example: Still, the sun is slowly getting brighter and hotter, and ...

Sign up for the daily CJR newsletter. The little word “and,” we probably all know, is a conjunction. It connects things: “She is tall and thin” means she is ...