Synonyms of insistence

2 Syllables
demand, carrot, urging
3 Syllables
urgencies, entreatment, assertion, urgency, emphasis, emphases, instancy, assertions
4 Syllables
predications, enforcement, asservation, persistence, incentive, predication, impetration
5 Syllables
necessitations, perseverance, importunity, necessitation, criticality
6 Syllables
importunateness