This is the 4086th most frequent Portuguese word.
pedro
"Pedro" is a Portuguese proper noun meaning "Peter," a common male given name.
The word 'Pedro' in this sentence is used as a proper noun to name a specific individual.
Pedro é um menino muito inteligente.
Pedro is a very intelligent boy.
Here, 'Pedro' refers to a historical or religious figure, Saint Peter.
Este livro é sobre a vida de São Pedro.
This book is about the life of Saint Peter.
In this case, 'pedro' is used metaphorically or descriptively to refer to a rock or stone.