vapourousness vs haziness

vapourousness and haziness both are nouns.

Word	Noun	Adjective	Verb	Adverb
vapourousness	Yes	No	No	No
haziness	Yes	No	No	No

As nouns, vapourousness and haziness are synonyms defined as:

vapourousness and haziness: cloudiness resulting from haze or mist or vapor

Other synonyms of vapourousness include mistiness, steaminess, vaporousness.

vapourousness (noun)	haziness (noun)
cloudiness resulting from haze or mist or vapor	cloudiness resulting from haze or mist or vapor
	vagueness attributable to being not clearly defined