heathenish vs heathen

heathenish is not a noun while heathen is a noun.

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

As adjectives, heathenish and heathen are synonyms defined as:

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

Other synonyms of heathenish include ethnic, pagan.

heathenish (noun)	heathen (noun)
	a person who does not acknowledge your god

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