blockade vs preclude

blockade is a noun but preclude is not a noun.

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

As verbs, preclude is a hypernym of blockade; that is, preclude is a word with a broader meaning than blockade:

Other hypernyms of blockade include forbid, foreclose, forestall, prevent.

blockade (noun)	preclude (noun)
a war measure that isolates some area of importance to the enemy
prevents access or progress

blockade (verb)	preclude (verb)
impose a blockade on	keep from happening or arising; make impossible
obstruct access to	make impossible, especially beforehand
render unsuitable for passage
hinder or prevent the progress or accomplishment of