This is the 886th most frequent Portuguese word.
luz
"Light."
In this sentence, 'luz' is used literally to refer to sunlight, which is a physical form of light.
A luz do sol é essencial para a vida na Terra.
The sunlight is essential for life on Earth.
Here, 'luz' is used metaphorically to represent understanding or enlightenment.
Depois de sua explicação, finalmente enxerguei a luz.
After your explanation, I finally saw the light.
In this sentence, 'luz' is a symbolic term for inspiration or guidance.