fogginess vs murkiness

fogginess and murkiness both are nouns.

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

As nouns, fogginess and murkiness are synonyms defined as:

fogginess and murkiness: an atmosphere in which visibility is reduced because of a cloud of some substance

Other synonyms of fogginess include fog, murk.

fogginess (noun)	murkiness (noun)
the quality of being indistinct and without sharp outlines	the quality of being cloudy
an atmosphere in which visibility is reduced because of a cloud of some substance	an atmosphere in which visibility is reduced because of a cloud of some substance