churn up vs nauseate

churn up and nauseate both are verbs.

Word	Noun	Adjective	Verb	Adverb
churn up	No	No	Yes	No
nauseate	No	No	Yes	No

As verbs, churn up and nauseate are synonyms defined as:

Other synonyms of churn up include disgust, revolt, sicken.

churn up (verb)	nauseate (verb)
cause aversion in; offend the moral sense of	cause aversion in; offend the moral sense of
	upset and make nauseated