establish

I

(New American Roget's College Thesaurus)

v. t. confirm, fix, settle, secure, set, stabilize; sustain, install, root, ensconce; appoint, enact, ordain; found, institute, constitute, create, organize, build, set up; verify, prove, substantiate; determine, decide. See evidence, production, stability, demonstration, location.

II

(Roget's IV) v.

1. [To set up in a formal manner]

Syn. institute, found, authorize; see organize 2 .

2. [To work or settle in a permanent place]

Syn. set up, install, build, erect, build up, entrench, set, plant, root, place, settle, lodge, settle in, lay the foundation, lay the foundation for, make provisions for, domiciliate, practice, live, ground, ensconce, set on its feet, land.

Ant. unsettle, uproot, break up.

3. [To determine]

Syn. ascertain, learn, find out; see discover .

4. [To prove]

Syn. verify, authenticate, confirm; see prove .

5. [To make secure]

Syn. fix, secure, stabilize; see fasten 1 .

III

(Roget's 3 Superthesaurus) v.

1. setup found, institute, create, make, organize, build, construct, erect, enact, install, place, originate.

2. prove demonstrate, substantiate, verify, authenticate, show, validate, corroborate.

IV

(Roget's Thesaurus II) verb 1. To bring into existence formally: constitute, create, found, institute, organize, originate, set up, start. See START. 2. To place securely in a position or condition: ensconce, fix, install, seat, settle. See PUT IN. 3. To provide a basis for: base1, build, found, ground, predicate, rest1, root1, underpin. See OVER. 4. To put in force or cause to be by legal authority: constitute, enact, legislate, make, promulgate. See ACTION, MAKE, POLITICS. 5. To establish as true or genuine: authenticate, bear out, confirm, corroborate, demonstrate, endorse, evidence, prove, show, substantiate, validate, verify. See SHOW, SUPPORT.