1. the quality or state of being insistent; persistent demanding or urging
Usage: formal; less common than ‘insistence’

Examples

• The insistency of her demands made it clear she would not give up easily.
• His insistency on following the rules annoyed his more flexible colleagues.
• The insistency of the alarm finally woke everyone in the building.
• She was surprised by the insistency of his invitation to dinner.
• The insistency of the rain forced them to cancel their outdoor plans.