This is the 7761st most frequent Portuguese word.
preto
"Preto" means "black" in English.
The word 'preto' in this sentence is used as an adjective to describe the noun 'gato' (cat), specifying its color.
O gato preto está em cima do telhado.
The black cat is on the roof.
Here, 'pretas' is used in its plural feminine form to agree with the plural feminine noun 'roupas'.
Ele gosta de usar roupas pretas.
He likes to wear black clothes.
In this context, 'Preto' functions as a noun, representing the color black itself.