jokester vs comedian

jokester and comedian both are nouns.

Word	Noun	Adjective	Verb	Adverb
jokester	Yes	No	No	No
comedian	Yes	No	No	No

As nouns, comedian is a hypernym of jokester; that is, comedian is a word with a broader meaning than jokester:

jokester: a person who enjoys telling or playing jokes
comedian: a professional performer who tells jokes and performs comical acts

Other hypernyms of jokester include comic.

jokester (noun)	comedian (noun)
a person who enjoys telling or playing jokes	a professional performer who tells jokes and performs comical acts
	an actor in a comedy