I. noun
Synonyms: demur 2, challenge, demurral, demurrer, difficulty, objection, question, remonstrance, remonstration
II. verb
1.
Synonyms: assert 1, affirm, aver, avouch, avow, constate, declare, depose, predicate, profess
2.
Synonyms: object 1, except, expostulate, inveigh (against), kick, remonstrate
Related Word: demonstrate; combat, fight, oppose, resist
Antonyms: agree