wizard vs wiz

wizard and wiz both are nouns.

Word	Noun	Adjective	Verb	Adverb
wizard	Yes	Yes	No	No
wiz	Yes	No	No	No

As nouns, wizard and wiz are synonyms defined as:

Other synonyms of wizard include ace, adept, champion, genius, hotshot, maven, mavin, sensation, star, superstar, virtuoso, whiz, whizz.

wizard (noun)	wiz (noun)
one who practices magic or sorcery	someone who is dazzlingly skilled in any field
someone who is dazzlingly skilled in any field

wizard (adjective)	wiz (adjective)
possessing or using or characteristic of or appropriate to supernatural powers