This is the 4856th most frequent Catalan word.
tacat
Stained; dirty.
Here, 'tacat' describes the state of the glass as being stained.
El got està tacat de cafè.
The glass is stained with coffee.
In this example, 'tacada' refers to the condition of the shirt, stressing the result of a staining action.
Portes la camisa tacada.
You are wearing the stained shirt.
In this sentence, 'tacar' is used in its reflexive form to describe the subject getting their trousers stained through their own actions.