callous vs cauterize

callous is an adjective but cauterize is not an adjective.

Word	Noun	Adjective	Verb	Adverb
callous	No	Yes	Yes	No
cauterize	No	No	Yes	No

As verbs, callous and cauterize are synonyms defined as:

callous and cauterize: make insensitive or callous; deaden feelings or morals

Other synonyms of callous include cauterise.

callous (adjective)	cauterize (adjective)
emotionally hardened
having calluses; having skin made tough and thick through wear

callous (verb)	cauterize (verb)
make insensitive or callous; deaden feelings or morals	burn, sear, or freeze (tissue) using a hot iron or electric current or a caustic agent
	make insensitive or callous; deaden feelings or morals