furuncle vs boil

furuncle and boil both are nouns.

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

As nouns, furuncle and boil are synonyms defined as:

furuncle (noun)	boil (noun)
a painful sore with a hard core filled with pus	the temperature at which a liquid boils at sea level
	a painful sore with a hard core filled with pus

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