trickster vs prankster

trickster and prankster both are nouns.

Word	Noun	Adjective	Verb	Adverb
trickster	Yes	No	No	No
prankster	Yes	No	No	No

As nouns, trickster and prankster are synonyms defined as:

Other synonyms of trickster include cut-up, hoaxer, practical joker, tricker.

trickster (noun)	prankster (noun)
someone who plays practical jokes on others	someone who plays practical jokes on others
someone who leads you to believe something that is not true
a mischievous supernatural being found in the folklore of many primitive people; sometimes distinguished by prodigious biological drives and exaggerated bodily parts