murkiness vs haziness

murkiness and haziness both are nouns.

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

As nouns, haziness is a hyponym of murkiness; that is, haziness is a word with a more specific, narrower meaning than murkiness:

Other hyponyms of murkiness include turbidity, turbidness, mistiness, steaminess, vaporousness, vapourousness.

murkiness (noun)	haziness (noun)
the quality of being cloudy	cloudiness resulting from haze or mist or vapor
an atmosphere in which visibility is reduced because of a cloud of some substance	vagueness attributable to being not clearly defined