prevent vs preclude

prevent and preclude both are verbs.

Word	Noun	Adjective	Verb	Adverb
prevent	No	No	Yes	No
preclude	No	No	Yes	No

As verbs, prevent and preclude are synonyms defined as:

Other synonyms of prevent include forbid, foreclose, forestall.

prevent (verb)	preclude (verb)
stop (someone or something) from doing something or being in a certain state	keep from happening or arising; make impossible
keep from happening or arising; make impossible	make impossible, especially beforehand