habituate vs harden

habituate and harden both are verbs.

Word	Noun	Adjective	Verb	Adverb
habituate	No	No	Yes	No
harden	No	No	Yes	No

As verbs, harden is a hyponym of habituate; that is, harden is a word with a more specific, narrower meaning than habituate:

Other hyponyms of habituate include indurate, inure, teach, addict, hook.

habituate (verb)	harden (verb)
make psychologically or physically used (to something)	become hard or harder
take or consume (regularly or habitually)	make hard or harder
	make healthy
	cause to accept or become hardened to; habituate
	harden by reheating and cooling in oil