funfair vs carnival

funfair and carnival both are nouns.

Word	Noun	Adjective	Verb	Adverb
funfair	Yes	No	No	No
carnival	Yes	No	No	No

As nouns, funfair and carnival are synonyms defined as:

funfair and carnival: a traveling show; having sideshows and rides and games of skill etc.

Other synonyms of funfair include fair.

funfair (noun)	carnival (noun)
a traveling show; having sideshows and rides and games of skill etc.	a festival marked by merrymaking and processions
a commercially operated park with stalls and shows for amusement	a traveling show; having sideshows and rides and games of skill etc.
	a frenetic disorganized (and often comic) disturbance suggestive of a large public entertainment