competent, capable
Ella no es competente para esa tarea.
She is not competent to perform that task.
La oficina está llena de gente competente.
The office is full of competent people.
Era un poeta famoso y un diplomático competente.
He was a famous poet and a competent diplomat.
Creo que Tom es competente.
I think Tom is competent.
Eres un profesor muy competente y amable.
You are a very competent and kind teacher.
I think he is competent.
Él es muy competente en literatura.
He is very competent in literature.