Sąsiadka prosi, żeby pies nie szczekał wieczorem, bo jej mała córka już śpi.

Sąsiadka means female neighbor. Polish often distinguishes male and female nouns more clearly than English does.

• sąsiad = a male neighbor
• sąsiadka = a female neighbor

Here, sąsiadka is the subject of the sentence, so it is in the nominative singular form.

Prosi is the 3rd person singular present form of prosić (to ask / request).

So:

• ja proszę = I ask
• on / ona prosi = he / she asks

Because the subject is sąsiadka (the neighbor, feminine singular), the verb must match that subject: sąsiadka prosi = the neighbor asks.

This is a very common Polish structure.

• prosić, żeby... = to ask that... / to ask someone to...

In this sentence, the neighbor is making a request about what should happen next, so Polish uses żeby to introduce that requested action.

You would not normally use że here.

• że introduces statements/facts
• żeby introduces wishes, requests, intentions, or desired actions

So:

• Mówi, że... = He/She says that...
• Prosi, żeby... = He/She asks that...

Because pies is the subject of the clause żeby pies nie szczekał.

Even though English often says ask someone to do something, Polish is not literally building it the same way here. The dog is the one who would perform the action of barking, so pies stays in the nominative:

• pies = nominative
• psa = accusative/genitive

Here the structure is basically:

• the neighbor asks
• that the dog not bark

So pies is correct.

This is one of the most common learner questions.

After żeby, Polish usually uses a form that looks like the past tense, but here it does not mean past time. It expresses something like:

• a wish
• a request
• a desired or hypothetical action

So żeby pies nie szczekał means:

• so that the dog wouldn’t bark
• that the dog not bark

It is not saying the dog barked in the past.

This pattern is normal in Polish:

• Chcę, żeby przyszedł. = I want him to come.
• Proszę, żeby zaczekał. = I ask him to wait.
• Sąsiadka prosi, żeby pies nie szczekał. = The neighbor asks that the dog not bark.

Because it agrees with pies, which is a masculine singular noun.

In these żeby + verb structures, the verb form still agrees in gender and number with the subject.

• pies → szczekał
• suka (female dog) → szczekała
• psy → szczekały

So the ending in -ał shows masculine singular agreement.

Wieczorem means in the evening.

It is based on wieczór (evening), but here it appears in the instrumental case, which is often used in time expressions like this.

Some common examples:

• rano = in the morning
• wieczorem = in the evening
• nocą = at night

So this is not random vocabulary—you are seeing a common Polish pattern where certain times of day are used in special adverb-like forms.

It can mean either, depending on context.

In this sentence, it could mean:

• this evening / in the evening
• in the evenings

If the broader context is about a repeated problem, an English translation might naturally be in the evening or in the evenings. Polish often leaves that kind of distinction to context.

Bo means because.

Yes, ponieważ could also be used, but there is a difference in tone:

• bo = very common, neutral, conversational
• ponieważ = more formal or more written

So:

• ..., bo jej mała córka już śpi.
• ..., ponieważ jej mała córka już śpi.

Both are correct, but bo sounds more natural in everyday speech.

Jej means her.

So jej mała córka = her little daughter.

It shows whose daughter we are talking about: the neighbor’s daughter.

Is it necessary? Not always. If the context is already completely clear, Polish can sometimes omit possessive words more easily than English. But here jej is natural and helps make the sentence clear.

Also, jej does not change form here the way some English learners expect. It is the normal possessive form for her.

Because the adjective must agree with the noun.

• córka is feminine singular nominative
• so mała must also be feminine singular nominative

This is standard Polish adjective agreement.

The basic dictionary forms are:

• mały = small/little
• mała = feminine singular
• małe = neuter singular

So mała córka means little daughter.

Już means already, and śpi means is sleeping / sleeps.

So już śpi means:

• is already asleep
• is already sleeping

The idea is that by this time, the daughter has gone to sleep, so barking would disturb her.

Polish present tense often covers both:

• simple present
• present continuous

So śpi can mean:

• sleeps
• is sleeping

In this sentence, the natural meaning is is sleeping / is asleep. Polish does not need a separate verb form like English is sleeping.

No, Polish word order is more flexible than English word order. The version in the sentence is natural and neutral:

• Sąsiadka prosi, żeby pies nie szczekał wieczorem, bo jej mała córka już śpi.

But some parts could move around for emphasis. For example:

• Sąsiadka prosi, żeby wieczorem pies nie szczekał...
• ..., bo już śpi jej mała córka.

These alternatives are possible, but they may sound more marked or place emphasis in a different place. The original sentence is a very good neutral model.

Because Polish uses commas to separate subordinate clauses.

Here there are two clause introducers:

• żeby = introduces a subordinate clause of request/desire
• bo = introduces a subordinate clause of reason

So the commas help divide the sentence:

• Sąsiadka prosi, żeby...
• ..., bo...

This is standard Polish punctuation.