Thesaurus.com
Dictionary.com
Showing results for establish. Search instead for establish/2.
Definitions

establish

[ih-stab-lish] / ɪˈstæb lɪʃ /
VERB
set up, organize
Synonyms
STRONGEST
authorize base build create enact form found inaugurate install institute provide put settle start
STRONG
constitute decree domiciliate endow ensconce entrench erect fix ground implant inculcate land live lodge moor originate place plant practice rivet root secure stabilize station stick
WEAK
lay foundation ring in set down start ball rolling
Antonyms
STRONGEST
destroy end prevent remove ruin stop take
STRONG
cease change disarrange dislodge disorder disorganize displace forget let go loose loosen lose neglect refuse unfasten unfix unsettle
WEAK
confuse disestablish disprove invalidate
VERB
authenticate; demonstrate
Synonyms
STRONGEST
authorize base confirm determine enact formulate make prove ratify
STRONG
ascertain certify circumstantiate constitute corroborate decree disambiguate discover learn legislate predicate prescribe rest show stay substantiate validate verify
WEAK
find out make out
Antonyms
STRONGEST
deny destroy disallow disprove fail prevent refuse renounce stop veto
STRONG
contradict discredit invalidate miss reject
WEAK
confuse disestablish ruin unsettle

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Today, Kanekar is the founder of Platypus Technologies, which provides advisory services to organizations looking to establish an FDE team.

From MarketWatch • Apr. 4, 2026

These discoveries helped establish that life can exist without sunlight, reshaping scientific understanding of extreme environments.

From Science Daily • Apr. 3, 2026

While Brentford have since gone on to establish themselves in the Premier League, Vale have never played in the top flight.

From BBC • Apr. 3, 2026

The Artemis missions aim to return Americans to the Moon and establish a permanent presence there.

From Barron's • Apr. 2, 2026

It is a true objective fact, and if I had a stroke and forgot my date of birth I could establish it without any difficulty.

From "The Invention of Science" by David Wootton

From Roget's 21st Century Thesaurus, Third Edition Copyright © 2013 by the Philip Lief Group.