A moça da portaria me disse que o pacote chegou.

Because a means the, while uma means a / one.

So a moça suggests this is a specific person the speaker and listener can identify, such as the woman at the front desk of the building. In context, this often sounds natural in Portuguese because the person is already understood from the situation.

If you said uma moça da portaria, it would sound more like a woman from the front desk / some woman from the front desk, which is less specific.

Moça usually means young woman, girl, or sometimes just lady, depending on context.

In Brazilian Portuguese, it is often used politely for a woman, especially when:

• you do not know her name
• you want to sound neutral or polite
• age is not the main point

It does not always mean a literal teenage girl. In many everyday situations, moça can simply mean the woman / the lady.

Related words:

• menina = girl
• mulher = woman
• senhora = madam / older woman / polite formal woman

Da is a contraction of de + a:

• de = of / from
• a = the

So:

• da portaria = from the front desk / of the lobby desk / at the building entrance desk

This kind of contraction is extremely common in Portuguese:

• de + o = do
• de + a = da
• em + o = no
• em + a = na

So a moça da portaria literally means something like the woman from the front desk.

Portaria usually refers to the entrance area or desk in a building, especially where a doorman, concierge, receptionist, or security person works.

Depending on context, it can be translated as:

• front desk
• reception
• lobby desk
• concierge area
• gatehouse / entrance post

In Brazil, especially in apartment buildings and offices, portaria is very common as a real everyday place and role.

Both are grammatically possible, but in Brazilian Portuguese, me disse is much more natural in everyday speech.

• me disse = standard, common in Brazil
• disse-me = more formal, more common in writing, and much more typical of European Portuguese style

So in normal spoken Brazilian Portuguese, object pronouns like me, te, lhe, nos often come before the verb:

• me disse
• te falei
• lhe contei

This is called proclisis.

Me means to me.

So:

• me disse = told me

Portuguese often uses a short object pronoun where English uses a fuller phrase:

• Ela me disse = She told me
• literally: She to-me said

Other examples:

• me deu = gave me
• me falou = spoke to me / told me
• me chamou = called me

Because dizer and falar are related but not identical.

Here:

• dizer = to say / to tell
• falar = to speak / to talk

Me disse que... is the most natural way to say told me that...

Compare:

• Ela me disse que o pacote chegou. = She told me that the package arrived.
• Ela falou comigo. = She spoke with me.
• Ela falou que o pacote chegou. = She said that the package arrived.

In Brazil, falou que is also common in speech, but disse que is often a bit more precise for reported information.

Disse is the preterite form of dizer.

• infinitive: dizer = to say / to tell
• eu disse = I said / I told
• ela disse = she said / she told

The preterite is used for a completed action in the past.

So me disse tells you that the act of telling happened and is finished.

Here que means that.

It introduces the content of what was said:

• me disse que o pacote chegou
• told me that the package arrived

Just like in English, that can sometimes be omitted in translation, but in Portuguese que is usually kept.

Other examples:

• Ele falou que vem amanhã. = He said that he’s coming tomorrow.
• Ela acha que é verdade. = She thinks that it’s true.

O pacote means the package, so it refers to a specific package already known in the situation.

Portuguese often uses the definite article when the thing is identifiable from context. For example, if someone is expecting a delivery, then o pacote sounds natural because both people know which package is being talked about.

If you said um pacote, it would mean a package, which sounds less specific.

Chegou is also in the preterite.

• infinitive: chegar = to arrive
• chegou = arrived

So o pacote chegou means the package arrived as a completed past event.

This is the normal tense to use when announcing that something has arrived:

• A encomenda chegou.
• A carta chegou.
• O pedido chegou.

Yes. In Portuguese, just like in English, things such as packages, letters, buses, and orders can arrive.

So:

• o pacote chegou = the package arrived
• a carta chegou = the letter arrived
• o ônibus chegou = the bus arrived

This is completely natural. Portuguese does not need an extra passive structure here.

Because Portuguese often leaves out subject pronouns when the meaning is clear from context.

So instead of saying:

• A moça da portaria me disse que...

you could also say:

• Ela me disse que...

But after already naming a moça da portaria, there is no need to repeat ela.

Portuguese is a pro-drop language, which means subject pronouns are often omitted when the verb form or context already makes the subject clear.

It is understandable, but it is less natural than me disse que...

In Brazilian Portuguese, with dizer, the indirect object is very often expressed with the clitic pronoun:

• me disse
• te disse
• lhe disse
• nos disse

Disse para mim que... can sound heavier or less elegant in many contexts. Learners should usually prefer:

• A moça da portaria me disse que o pacote chegou.

This word order is the most natural and neutral:

A moça da portaria me disse que o pacote chegou.

Portuguese does allow some variation, but many alternatives sound more marked, more formal, or less natural in everyday Brazilian speech.

For example:

• A moça da portaria disse-me que o pacote chegou. → grammatical, but more formal/literary
• Me disse a moça da portaria que o pacote chegou. → possible, but unusual unless you are emphasizing something

So for everyday use, the original order is the best model.

The sentence as given is already natural. In casual speech, pronunciation may reduce some sounds a little, but the grammar stays the same.

You might also hear small spoken alternatives such as:

• A moça da portaria falou que o pacote chegou.
• O pessoal da portaria falou que o pacote chegou.

But A moça da portaria me disse que o pacote chegou is completely normal, clear, and natural Brazilian Portuguese.