heathen vs pagan

heathen and pagan both are nouns.

Word	Noun	Adjective	Verb	Adverb
heathen	Yes	Yes	No	No
pagan	Yes	Yes	No	No

As adjectives, heathen and pagan are synonyms defined as:

heathen and pagan: not acknowledging the God of Christianity and Judaism and Islam

Other synonyms of heathen include ethnic, heathenish.

As nouns, heathen and pagan are synonyms defined as:

Other synonyms of heathen include gentile, infidel.

heathen (noun)	pagan (noun)
a person who does not acknowledge your god	a person who does not acknowledge your god
	a person who follows a polytheistic or pre-Christian religion (not a Christian or Muslim or Jew)
	someone motivated by desires for sensual pleasures

heathen (adjective)	pagan (adjective)
not acknowledging the God of Christianity and Judaism and Islam	not acknowledging the God of Christianity and Judaism and Islam