1. to initiate the process of concluding or finishing something
We need to start the ending of this project by next week.
Precisamos começar o fim deste projeto até a próxima semana.
2. to begin the final phase or closing stages of an event, relationship, or process
After months of negotiation, both parties agreed to start the ending of their partnership.
Após meses de negociação, ambas as partes concordaram em começar o fim de sua parceria.