boil vs churn

boil and churn both are nouns.

Word	Noun	Adjective	Verb	Adverb
boil	Yes	No	Yes	No
churn	Yes	No	Yes	No

As verbs, boil and churn are synonyms defined as:

Other synonyms of boil include moil, roil.

boil (noun)	churn (noun)
the temperature at which a liquid boils at sea level	a vessel in which cream is agitated to separate butterfat from buttermilk
a painful sore with a hard core filled with pus

boil (verb)	churn (verb)
immerse or be immersed in a boiling liquid, often for cooking purposes	stir (cream) vigorously in order to make butter
come to the boiling point and change from a liquid to vapor	be agitated
bring to, or maintain at, the boiling point
be in an agitated emotional state
be agitated