Words that end with the same sounds are rhyming words.
A rhyme is two or more lines that end with rhyming words. Many rhymes are silly or funny.

There was a very hot man. He cooled down in front of a fan.
Rhyming words: man and fan

Early to bed, early to rise. Makes a person healthy and wise.
Rhyming words: rise and wise

One, two buckle my shoe. Three, four shut the door.
Rhyming words: shoe and two, four and door