practical joker vs tricker

practical joker and tricker both are nouns.

Word	Noun	Adjective	Verb	Adverb
practical joker	Yes	No	No	No
tricker	Yes	No	No	No

As nouns, practical joker and tricker are synonyms defined as:

practical joker and tricker: someone who plays practical jokes on others

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

practical joker (noun)	tricker (noun)
someone who plays practical jokes on others	someone who plays practical jokes on others