This is the 5077th most frequent Portuguese word.
mencionado
Mentioned.
Here, "mencionado" serves as an adjective modifying "assunto," indicating that the topic had been previously brought up or referenced.
O assunto mencionado na reunião foi de extrema importância.
The topic mentioned in the meeting was of utmost importance.
In this sentence, "mencionou" is a verb in the past tense, meaning to state or bring up information.
Ela mencionou que estaria presente na confraternização.
She mentioned that she would be present at the gathering.
"Mencionado" is used as an adjective, denoting that the document had been previously referred to.