verb
1.
Synonyms: set 1, fix, lay, place, put, settle, stick
Related Word: enroot, entrench, implant, inculcate, infix, instill, root; set down, set up; moor, rivet, secure; found, ground
Contrasted words: eradicate, exterminate, extirpate, uproot, wipe (out)
Antonyms: abrogate
2.
Synonyms: base , bottom, found, ground, predicate, rest, stay
Idioms: lay the foundation for ( or of)
3.
Synonyms: enact 1, constitute, make
Related Word: formulate; authorize, decree, legislate, prescribe
Antonyms: repeal
4.
Synonyms: found 2, constitute, create, institute, organize, set up, start
Related Word: endow, provide; originate; build
Contrasted words: disestablish; demolish, tear down
Antonyms: abolish
5.
Synonyms: erect 5, build up, construct, hammer (out), set up
6.
to make clear beyond a reasonable doubt
established an alibi for the time of the crime
Synonyms: demonstrate, determine, make out, prove, show
Related Word: authenticate, confirm, corroborate, document, substantiate, verify; attest; clarify
Idioms: afford ( or offer) proof of
Contrasted words: discredit, expose, show up; confute, invalidate, parry, rebut, refute
Antonyms: disprove