No or Know?
Exemple : ‘’No, I don't want to come with you!’’
The words "no" and "know" are homonyms and therefore are often mixed up. "No" is a determiner and an adverb used to express the negative.
Exemple : ‘’I don't know if I want to come with you.’’
"Know" is a verb which is used to denote the state of having information and being informed about something.