churl vs hothead

churl and hothead both are nouns.

Word	Noun	Adjective	Verb	Adverb
churl	Yes	No	No	No
hothead	Yes	No	No	No

As nouns, hothead is a hyponym of churl; that is, hothead is a word with a more specific, narrower meaning than churl:

Other hyponyms of churl include crab, crabby person, fire-eater, misanthrope, misanthropist.

churl (noun)	hothead (noun)
a crude uncouth ill-bred person lacking culture or refinement	a reckless impetuous irresponsible person
a bad-tempered person	a belligerent grouch
a selfish person who is unwilling to give or spend