Po pracy chcę trochę odpocząć.

Because the preposition po takes the locative case when it means after in time expressions like this.

The noun praca changes like this:

• nominative: praca
• locative: pracy

So:

• po pracy = after work

This is a very common pattern in Polish:

• po obiedzie = after dinner
• po szkole = after school
• po filmie = after the film

Here po means after.

So po pracy means after work or when work is finished.

Be careful: po has several meanings in Polish depending on context. For example, it can also mean things like along, for, or appear in fixed expressions. But in this sentence, its meaning is simply after.

Because in Polish, the verb often already shows who the subject is.

chcę means I want, so ja is not necessary.

Polish often leaves out subject pronouns when they are obvious from the verb ending.

So:

• Chcę trochę odpocząć = I want to rest a bit
• Ja chcę trochę odpocząć = I want to rest a bit

The version with ja is more emphatic, as if you are stressing I.

chcę is the 1st person singular present tense form of chcieć, which means to want.

So:

• chcę = I want
• chcesz = you want
• chce = he/she/it wants
• chcemy = we want
• chcecie = you all want
• chcą = they want

In this sentence, chcę is followed by an infinitive, which is a very common structure:

• chcę odpocząć = I want to rest
• chcę iść = I want to go
• chcę zjeść = I want to eat

Because after chcę, Polish normally uses an infinitive to express what someone wants to do.

So the pattern is:

• chcę + infinitive

Examples:

• chcę spać = I want to sleep
• chcę pracować = I want to work
• chcę odpocząć = I want to rest

This works very similarly to English want to do something, except Polish does not use a separate word like to before the second verb in the same way English does.

trochę means a little, a bit, or somewhat.

In this sentence, it softens the idea and makes it sound more natural:

• chcę odpocząć = I want to rest
• chcę trochę odpocząć = I want to rest a bit

It often appears before the infinitive or before the thing being modified:

• trochę poczekać = to wait a bit
• trochę wody = a little water
• trochę zmęczony = a little tired

This is a question of aspect, which is very important in Polish.

• odpoczywać = imperfective
• odpocząć = perfective

In this sentence, odpocząć suggests having a rest as a complete event, even if it is just for a short time. It fits very naturally with trochę and with the idea of taking a break after work.

Compare:

• Chcę odpocząć = I want to rest / have a rest
• Chcę odpoczywać = I want to be resting / I want to rest habitually or over a period of time

For a learner, the most important thing is that odpocząć is the natural choice here.

Not completely. Polish word order is more flexible than English, but some orders sound more natural than others.

The neutral, natural version is:

• Po pracy chcę trochę odpocząć.

You could also say:

• Chcę trochę odpocząć po pracy.

This also sounds natural and shifts the focus slightly.

But some rearrangements may sound unusual unless you are emphasizing something specific.

So yes, the order can change, but the original sentence is a very normal, standard way to say it.

Yes, in many contexts it can feel close to both.

Literally, praca is work, so po pracy is after work. In everyday English, that can also naturally correspond to after working, depending on context.

Usually, though, people understand po pracy as after work, meaning after the workday or after one finishes work.

This word is tricky for English speakers because of the consonant cluster.

A rough guide:

• ch sounds like a strong h or kh
• then c sounds like ts
• ę at the end is a nasal vowel, but in everyday pronunciation at the end of a word it is often heard close to e or lightly nasalized

So chcę sounds roughly like htsę or htse.

It may help to think of it as:

• h + ts + e(n)

Do not worry if your nasal vowel is not perfect at first. Being understood matters more than sounding exact immediately.

A rough pronunciation guide is:

• Po pracy chcę trochę odpocząć
• roughly: po PRA-tsih htsen TRO-he od-po-CHO-nch

A few helpful notes:

• rz in pracy sounds like the zh sound in measure
• ch in chcę and trochę is a harsh h/kh sound
• ę in trochę is nasal
• cz in odpocząć sounds like ch in chop
• ą is nasal too

The natural stress is usually on the second-to-last syllable of each word:

• PRA-cy
• CHCĘ
• TRO-chę
• od-po-CZĄĆ

Yes, you could, but the tone is different.

• po pracy sounds neutral and standard
• po robocie is more informal, more colloquial

Both can mean after work, but po pracy is the safer choice for general use, especially for learners.

Yes. It is completely natural and something a Polish speaker could easily say in everyday life.

It sounds like a normal statement meaning that after finishing work, the speaker wants to relax a bit.

It is short, idiomatic, and grammatically standard, so it is a very good model sentence to learn from.