Common
General name · soldier · city · courage
Nouns
5 / 35
General name · soldier · city · courage
Specific name, capitalized · María · Miami · Puerto Rico
Can be perceived · rifle · music · island
A quality or concept · wisdom · freedom · loyalty
A noun can belong to more than one pair: Puerto Rico is proper and concrete; courage is common and abstract.
Los nombres propios específicos llevan mayúscula.