And
- To join words, phrases, clauses, or sentences.
For example:
a. Arun and Amir are my friends.
b. I am hungry and thirsty.
c. He ran and fell on the ground.
Or
- To show a choice between two things.
a. You can walk or take the bus.
b. Do you want a biscuit or a sweet.
But
- To join opposite ideas.
a. Aida wants to play outside but it is raining.
b. He called me but I wasn't home.
A phrase is a group of words which does not make sense on its own. It does not contain a verb.
Up the stairs, in a minute, with my mother.
A clause is a group of words that contains a verb. It is part of a sentence.
I went to the playground (1 clause)
because I wanted to play football. (1 clause)
(went and wanted are verbs)
Treat yourself with rewards for your hard work