Na capa do caderno, minha filha escreveu o nome dela sem acento.

Na is the contraction of em + a.

• em = in, on, at
• a = the

So na capa literally means in/on the cover, but in natural English we say on the cover.

Portuguese often uses em where English might choose in, on, or at, so you have to learn the Portuguese pattern rather than translate the preposition word-for-word.

Because do is the normal contraction of de + o.

• de = of
• o = the
• de + o = do

So:

• a capa do caderno = the cover of the notebook
• more naturally in English: the notebook’s cover

These contractions are extremely common in Portuguese:

• de + a = da
• de + os = dos
• de + as = das

That phrase is placed first to set the scene: On the notebook cover...

Portuguese is flexible with word order, and starting with a location phrase is very natural. It gives emphasis to where the action happened.

A more neutral order would also be possible:

• Minha filha escreveu o nome dela sem acento na capa do caderno.

Both are correct, but the original sentence highlights the location first.

The comma separates the introductory location phrase from the main clause.

• Na capa do caderno, = introductory phrase
• minha filha escreveu... = main statement

This is similar to English punctuation in sentences like:

• On the notebook cover, my daughter wrote...

The comma is not always absolutely required in short phrases, but it is very natural and clear here.

In Brazilian Portuguese, both minha filha and a minha filha can be correct.

With possessives such as meu, minha, seu, nossa, Portuguese may use the definite article or omit it:

• minha filha
• a minha filha

In Brazil, omission of the article is very common, especially in everyday speech and straightforward narration. Using the article can sound a bit more marked, regional, or stylistic, depending on the speaker.

So in this sentence, minha filha is completely natural.

Escreveu is the preterite form of escrever.

• infinitive: escrever = to write
• preterite: escreveu = wrote

It is used because the sentence describes a completed action in the past: she wrote the name once, and the action is finished.

If you used the imperfect, escrevia, it would suggest something habitual, ongoing, or backgrounded, which does not fit as well here.

Because seu/sua can be ambiguous in Portuguese.

Seu nome could mean:

• her name
• his name
• your name in some contexts
• even their name depending on the situation

Using dela makes it completely clear that the name belongs to her.

So:

• o nome dela = her name
• o nome dele = his name

This is very common in Brazilian Portuguese, especially when the speaker wants to avoid confusion.

Historically it comes from de + ela, but in modern Portuguese the correct form is the single word dela.

So you should write:

• o nome dela

not:

• o nome de ela

In this structure, dela works as a possessive expression meaning of her or, more naturally in English, her.

Here sem acento means without an accent mark in the spelling.

So the idea is that she wrote her name but left out the written diacritic, such as:

• á
• é
• í
• ã
• ç is not an accent, but learners sometimes confuse these kinds of spelling marks

For example, if a name should be Lúcia and someone writes Lucia, that is writing it sem acento.

No. In this sentence, acento means an accent mark in writing, not a foreign or regional way of speaking.

Portuguese uses acento for both ideas, so context matters:

• acento in grammar/spelling = accent mark
• sotaque = spoken accent, like a regional or foreign accent

Here, because the sentence is about writing a name, acento clearly means the written mark.

O nome refers to a specific thing: her name. Portuguese often uses the definite article with nouns in places where English might not think about it much.

After sem, Portuguese very often omits the article in general expressions:

• sem açúcar = without sugar
• sem problema = without a problem / no problem
• sem acento = without an accent mark

So sem acento sounds natural and idiomatic. Adding an article, such as sem o acento, would make it sound more specific, as if you were talking about one particular accent mark already identified.

Yes, but the meaning changes.

• no caderno = in/on the notebook
• na capa do caderno = on the notebook cover

The original sentence is more precise. It tells you the name was written specifically on the cover, not somewhere inside the notebook or just generally on the notebook.