enfermero
/enfeɾˈmeɾo/ · A2 · noun · m
nurse
💉🩺 enfermo (sick) + -ero (person who works with) = one who tends the sick
From Latin infirmus: in- (not) + firmus (firm, strong), the same root as English infirm and infirmary. An enfermero is the worker of the infirm. The -ero ending marks a job, as in panadero (baker) and zapatero (shoemaker).