Mawson, C.O.S., ed. (1870–1938). Roget’s International Thesaurus. 1922.

Class V. Words Releasing to the Voluntary Powers
Division (I) Individual Volition
Section IV. Antagonism
2. Active Antagonism

714. Concord.

   NOUN:CONCORD, accord, harmony, symphony; homologue, homology, correspondence; agreement [See Agreement]; sympathy (love) [See Love]; response; union, unison, unity; bonds of harmony; peace [See Peace]; unanimity (assent) [See Assent]; league [See Party]; happy family.
  rapprochement [F.], reunion; amity (friendship) [See Friendship]; alliance, entente cordiale [F.], good understanding, conciliation, arbitration.
  PEACEMAKER, intercessor, interceder, propitiator, mediator.
   VERB:AGREE [See Agreement]; accord, harmonize with, blend in with; fraternize; be concordant &c. adj.; go hand in hand; run parallel (concur) [See Concurrence]; understand one another; pull together &c. (coöperate) [See Coöperation]; put up one’s horses together, sing in chorus.
  SIDE WITH, sympathize with, go with, chime in with, fall in with; come round [colloq.]; be pacified [See Pacification]; assent [See Assent]; enter into the -ideas, – feelings- of; reciprocate.
  hurler avec les loups [F.]; go -, swim- with the stream; get on the band wagon [slang].
  SMOOTH, pour oil on the troubled waters; keep in good humor, render accordant, put in tune; come to an understanding, meet halfway; keep the peace, remain at peace; mediate, intercede.
   ADJECTIVE:CONCORDANT, congenial; agreeing &c. v.; in accord &c. n.; harmonious, united, cemented; banded together [See Party]; allied; friendly [See Friendship]; fraternal; conciliatory; at one with; of one mind (assent) [See Assent].
  at peace, in still water; tranquil (pacific) [See Peace].
   ADVERB:UNANIMOUSLY, without a dissentient voice; with one voice (assent) [See Assent]; in concert with, hand in hand; on one’s side.
   INTERJECTION:make it unanimous! are you with us?    QUOTATIONS:
  1. Commune periculum concordiam parit.
  2. Every expansion of civilization makes for peace.—Roosevelt