fogginess vs atmospheric state

fogginess and atmospheric state both are nouns.

Word	Noun	Adjective	Verb	Adverb
fogginess	Yes	No	No	No
atmospheric state	Yes	No	No	No

As nouns, atmospheric state is a hypernym of fogginess; that is, atmospheric state is a word with a broader meaning than fogginess:

fogginess: an atmosphere in which visibility is reduced because of a cloud of some substance
atmospheric state: the weather or climate at some place

Other hypernyms of fogginess include atmosphere.

fogginess (noun)	atmospheric state (noun)
the quality of being indistinct and without sharp outlines	the weather or climate at some place
an atmosphere in which visibility is reduced because of a cloud of some substance