establish vs contradict

establish and contradict both are verbs.

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

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

establish: establish the validity of something, as by an example, explanation or experiment
contradict: prove negative; show to be false

Other hyponyms of establish include prove oneself, prove, negate, stultify.

establish (verb)	contradict (verb)
establish the validity of something, as by an example, explanation or experiment	prove negative; show to be false
institute, enact, or establish	deny the truth of
use as a basis for; found on	be resistant to
place	be in contradiction with
set up or lay the groundwork for
bring about
build or establish something abstract
set up or found