nonconcurrence

discord dissension disunity objection opposition protest resistance schism strife

bone clinker conflict contention denial difference disaccord dissidence flak hassle heresy heterodoxy nonconformism nonconformity refusal spat split unorthodoxy variance

bone of contention bone to pick far cry misbelief nonagreement nope poles apart sour note

acceptance agreement approval concurrence harmony peace

accord conformity orthodoxy

authorization endorsement ratification sanction