preconception vs prejudice

preconception and prejudice both are nouns.

Word	Noun	Adjective	Verb	Adverb
preconception	Yes	No	No	No
prejudice	Yes	No	Yes	No

As nouns, preconception and prejudice are synonyms defined as:

preconception and prejudice: a partiality that prevents objective consideration of an issue or situation

Other synonyms of preconception include bias.

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

preconception (verb)	prejudice (verb)
	influence (somebody's) opinion in advance
	disadvantage by prejudice