pachydermatous vs callous

pachydermatous and callous both are adjectives.

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

As adjectives, pachydermatous and callous are synonyms defined as:

Other synonyms of pachydermatous include indurate.

pachydermatous (adjective)	callous (adjective)
of or relating to or characteristic of pachyderms	emotionally hardened
emotionally hardened	having calluses; having skin made tough and thick through wear

pachydermatous (verb)	callous (verb)
	make insensitive or callous; deaden feelings or morals