1. The act of completing or satisfying a duty, responsibility, or legal obligation
The fulfillment of obligation to pay taxes is required by law.
O cumprimento de obrigação de pagar impostos é exigido por lei.
2. The performance or execution of a promised or required action
The company ensured the fulfillment of its obligation to deliver products on time.
A empresa garantiu o cumprimento de sua obrigação de entregar produtos no prazo.