This 3 word document appears to categorize different types of nouns into 3 categories: PROPIOS (proper nouns), COMUNES (common nouns), and ABSTRACTOS (abstract nouns). Proper nouns refer to specific people, places, or things. Common nouns are general terms that can apply to multiple people, places, or things. Abstract nouns refer to ideas, qualities, or conditions that cannot be experienced by the senses.
