parti pris vs preconception

parti pris and preconception both are nouns.

Word	Noun	Adjective	Verb	Adverb
parti pris	Yes	No	No	No
preconception	Yes	No	No	No

As nouns, parti pris and preconception are synonyms defined as:

parti pris and preconception: an opinion formed beforehand without adequate evidence

Other synonyms of parti pris include preconceived idea, preconceived notion, preconceived opinion, prepossession.

parti pris (noun)	preconception (noun)
an opinion formed beforehand without adequate evidence	an opinion formed beforehand without adequate evidence
	a partiality that prevents objective consideration of an issue or situation