obviate vs foreclose

obviate and foreclose both are verbs.

Word	Noun	Adjective	Verb	Adverb
obviate	No	No	Yes	No
foreclose	No	No	Yes	No

As verbs, foreclose is a hypernym of obviate; that is, foreclose is a word with a broader meaning than obviate:

obviate: prevent the occurrence of; prevent from happening; to protect from or to keep away anything undesirable; to ward off
foreclose: keep from happening or arising; make impossible

Other hypernyms of obviate include forbid, forestall, preclude, prevent.

obviate (verb)	foreclose (verb)
prevent the occurrence of; prevent from happening; to protect from or to keep away anything undesirable; to ward off	subject to foreclosing procedures; take away the right of mortgagors to redeem their mortgage
get rid of something	keep from happening or arising; make impossible