Na stole stoi biała filiżanka, a obok niej leży mała łyżeczka.

Because na can take different cases depending on meaning.

• na stole = on the table → this is about location, so Polish uses the locative case
• na stół = onto the table → this is about movement toward a surface, so Polish uses the accusative case

Here, the cup is already on the table, so na stole is correct.

Because stół is in the locative case after na when it means location.

• nominative: stół = table
• locative: stole = on the table / about the table

This is a normal case change in Polish. Many masculine nouns change form after prepositions that require the locative.

Polish often uses different verbs depending on the physical position of an object.

• stoi = stands
• leży = lies

So:

• filiżanka stoi because a cup is thought of as upright, standing on its base
• łyżeczka leży because a spoon is thought of as lying flat

English usually just says is, but Polish often prefers a more specific positional verb.

Yes, sometimes, but it would sound less natural here.

• Na stole jest biała filiżanka is grammatically correct.
• Obok niej jest mała łyżeczka is also correct.

However, stoi and leży sound more natural because Polish likes to describe how things are positioned. Using jest is more neutral and less vivid.

Because adjectives must agree with the noun in gender, number, and case.

Both filiżanka and łyżeczka are:

• feminine
• singular
• nominative

So the adjectives also take feminine singular nominative endings:

• biały → biała
• mały → mała

That is why we get:

• biała filiżanka
• mała łyżeczka

Because obok requires the genitive case.

The pronoun ona changes like this:

• nominative: ona = she
• genitive: niej = of her / next to her, after certain prepositions
• accusative: ją = her

Since obok takes the genitive, you must say obok niej = next to it / next to her.

In this sentence, niej refers to the cup (filiżanka), which is feminine in Polish.

Because Polish grammatical gender is not the same as natural gender.

Filiżanka is a feminine noun, so when you refer back to it, Polish uses feminine pronoun forms:

• niej literally has the same form used for her
• but in English, since a cup is an object, we translate it as it

So obok niej means next to it, even though the Polish form is grammatically feminine.

Here a means something like:

• and
• while
• whereas

It links two related parts of the sentence, often with a slight contrast or shift of focus.

So:

• Na stole stoi biała filiżanka, a obok niej leży mała łyżeczka.

feels like:

• There is a white cup on the table, and next to it there is a small spoon.

You could sometimes use i, but a sounds more natural when moving to a second, separate detail.

No, Polish word order is fairly flexible, but different orders change the emphasis.

The given sentence is very natural:

• Na stole stoi biała filiżanka, a obok niej leży mała łyżeczka.

Other possible versions include:

• Biała filiżanka stoi na stole, a mała łyżeczka leży obok niej.
• Na stole biała filiżanka stoi... — possible, but more marked

Polish often puts location first when setting the scene, which is why Na stole sounds very natural at the beginning.

Because Polish has no articles.

English distinguishes between:

• a cup
• the cup

Polish does not use separate words for that. The meaning depends on context.

So biała filiżanka can mean:

• a white cup
• the white cup

depending on the situation.

Łyżeczka is the diminutive form of łyżka.

• łyżka = spoon
• łyżeczka = small spoon, teaspoon, little spoon

In many contexts, łyżeczka is the natural word for a spoon placed next to a cup, since it suggests a small spoon used for tea or coffee.

Not exactly.

• filiżanka = cup, usually a more delicate cup, often for coffee or tea
• kubek = mug

So biała filiżanka suggests a cup rather than a mug.

A few sounds may be unfamiliar to English speakers:

• ł sounds like English w
  • łyżeczka starts roughly like w...
• ż sounds like the s in measure
• cz sounds like ch in chop
• ń is a soft ny sound
  • niej sounds roughly like nyey
• filiżanka is roughly fee-lee-ZHAN-ka
• łyżeczka is roughly wuh-ZHECH-ka or wi-ZHECH-ka depending on accent and approximation

These are only rough guides, but they can help at the start.

Because filiżanka and łyżeczka are the subjects of their clauses, so they stay in the nominative:

• biała filiżanka stoi
• mała łyżeczka leży

But:

• stole follows na in a location phrase, so it is locative
• niej follows obok, so it is genitive

So the sentence mixes cases:

• na stole → locative
• biała filiżanka → nominative
• obok niej → genitive
• mała łyżeczka → nominative

That is very typical of Polish sentences.