This is the 5745th most frequent Portuguese word.
antônio
"Antônio" is a Portuguese male given name, equivalent to "Anthony" in English.
Here, 'Antônio' is used as a proper noun signifying the subject of the sentence, referring to a person's name.
Antônio é meu melhor amigo e sempre me ajuda nos estudos.
Antônio is my best friend and always helps me with my studies.
In this sentence, 'Antônio' is being used in a possessive form, indicating ownership of the car.
O carro do Antônio está estacionado na frente da casa.
Antônio's car is parked in front of the house.
Here, 'Antônio' is referred to specifically as the first name of an individual, discussing someone's naming appellation.