This is the 9475th most frequent Portuguese word.
compõe
"Compõe" means "composes" or "constitutes."
Here, 'compõe' is the third-person singular present tense form of the verb 'compor', used to describe the act of creating or composing something, in this case, music.
A música que ele compõe sempre emociona a todos.
The music he composes always touches everyone.
In this sentence, 'compõe' signifies inclusion as part of a whole, describing how the book is an element of the library.
O livro que compõe a biblioteca é muito diverso.
The book that comprises the library is very diverse.
Here, 'compõe' emphasizes the action of creating something, with an added focus on the qualities of the action, highlighting the skill and creativity involved.