fog vs pogonip

fog and pogonip both are nouns.

Word	Noun	Adjective	Verb	Adverb
fog	Yes	No	Yes	No
pogonip	Yes	No	No	No

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

Other hyponyms of fog include fogbank, ice fog, mist, pea-souper, pea soup.

fog (noun)	pogonip (noun)
confusion characterized by lack of clarity	a dense winter fog containing ice particles
droplets of water vapor suspended in the air near the ground
an atmosphere in which visibility is reduced because of a cloud of some substance

fog (verb)	pogonip (verb)
make less visible or unclear