whizz vs wiz

whizz and wiz both are nouns.

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

As nouns, whizz and wiz are synonyms defined as:

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

whizz (noun)	wiz (noun)
someone who is dazzlingly skilled in any field	someone who is dazzlingly skilled in any field

whizz (verb)	wiz (verb)
move along very quickly
make a soft swishing sound