This is the 12781st most frequent Spanish word.
opcional
Not mandatory; elective or voluntary.
Here, 'opcional' indicates that taking the exam is not mandatory, offering a choice for those students.
La prueba final es opcional para los estudiantes que ya tienen buen puntaje.
The final exam is optional for students who already have a good score.
In this context, 'opcional' means that adding a tip is a voluntary action, depending on personal choice.
Puedes agregar una propina opcional si deseas mostrar tu agradecimiento al servicio.
You can add an optional tip if you wish to show your appreciation for the service.
Here, 'opcional' signifies that engaging with the advanced system is subject to personal decision or preference.