premium
prima
the regular amount you pay, usually each month, to keep an insurance policy.
Example
A driver might pay a $150 monthly premium for car insurance, even in months with no accidents.
In Spanish
prima — la cantidad regular que pagas, por lo general cada mes, para mantener una póliza de seguro.
Un conductor puede pagar una prima de $150 al mes por el seguro del carro, aunque no tenga accidentes.