Synonyms of counter-argument

1 Syllable
stink, kick, squawk, doubt
2 Syllables
scruple, niggle, question, protest, demur, shrinking, odium, cavil, gripe
3 Syllables
objection, exception, demurral, censure, objections, grievance, dislike, demurring, criticism, disesteem, rejection, discontent, challenge
4 Syllables
declination, revilement, repugnancy, protestation, unwillingness, protestations, disapproval, reluctance, remonstrance, remonstration, hesitation, displeasure, difficulty, opposition
5 Syllables
disinclination, counter-argument, disapprobation, dissatisfaction, counterargument