the act or condition of acquiescing or giving tacit assent; agreement or consent by silence or without objection; compliance (usually fol. by to or in )

acquiescence to his boss's demands.

Law . such neglect to take legal proceedings for such a long time as to imply the abandonment of a right.

noun

disagreement , insubordination , rebellion

noun

acceptance , accession , approval , assent , compliance , concurrence , conformity , consent , giving in , obedience , permission , resignation , submission , submissiveness , yielding , agreement , nod , yes , amenability , amenableness , compliancy , deference , tractability , tractableness