This phrase is not exactly a slang term. 'Esas son palabras con luz' translates to 'those are words with light' in English. It's a poetic saying used to describe words that are inspiring, enlightening, or carry a deep or important meaning. It's more of a figurative language rather than a commonly used slang.
Examples
- Spanish: Tu discurso sobre la paz y la unidad, esas son palabras con luz.
- English: Your speech about peace and unity, those are words with light.