institute vs establish

institute is a noun but establish is not a noun.

Word	Noun	Adjective	Verb	Adverb
institute	Yes	No	Yes	No
establish	No	No	Yes	No

As verbs, institute and establish are synonyms defined as:

Other synonyms of institute include constitute, found, plant.

institute (noun)	establish (noun)
an association organized to promote art or science or education

institute (verb)	establish (verb)
advance or set forth in court	establish the validity of something, as by an example, explanation or experiment
set up or lay the groundwork for	institute, enact, or establish
	use as a basis for; found on
	place
	set up or lay the groundwork for
	bring about
	build or establish something abstract
	set up or found