A közönség együtt táncol a koncerten.

In Hungarian, közönség is a collective singular noun. It refers to the audience as one group, not as separate individuals. So the verb is singular too:

• A közönség táncol. = The audience is dancing.

If you wanted to emphasize individual people, you might use a different noun, such as az emberek (the people) or a nézők (the spectators/viewers), depending on context.

Because a / az is the Hungarian definite article, meaning the.

• a közönség = the audience
• a koncerten = at the concert

Hungarian uses a before words beginning with a consonant, and az before words beginning with a vowel:

• a koncert
• az iskola

So here a is correct in both places because közönség and koncert both begin with consonant sounds.

Együtt means together.

In this sentence, it tells us how the audience is dancing: they are dancing together.

• A közönség együtt táncol. = The audience dances together.

Its position before the verb is very natural here. Hungarian word order is flexible, but placement often reflects emphasis and information structure. In a neutral sentence like this, együtt before táncol sounds normal.

The ending -en is a case ending. Here it expresses location in the sense of at an event or place.

• koncert = concert
• koncerten = at the concert

This is one form of the superessive case, which often corresponds to English on, at, or sometimes in, depending on the context.

Other examples:

• asztalon = on the table
• szigeten = on the island
• órán = in class / at the lesson

So a koncerten literally looks like on the concert, but in natural English it means at the concert.

Hungarian has three common versions of this ending: -on / -en / -ön. Which one appears depends partly on vowel harmony and partly on the shape of the word.

For koncert, the correct form is:

• koncerten

This is something learners gradually get used to, because not every noun follows a perfectly simple rule from an English-speaker's point of view. You do learn patterns, but some forms are best memorized with the noun.

For example:

• padon = on the bench
• széken = on the chair
• földön = on the ground

So the important thing here is: koncert → koncerten is the correct form.

Yes, táncol is present tense, third person singular.

It can translate as either:

• dances
• is dancing

Hungarian present tense often covers both simple present and present continuous, and the exact meaning depends on context.

So:

• A közönség táncol. can mean The audience dances or The audience is dancing.

In this sentence, because of a koncerten, English will often prefer is dancing.

Because the subject is a közönség, which is grammatically singular in Hungarian.

Even though an audience contains many people, the noun itself is singular, so the verb is singular too:

• A közönség táncol.

If the subject were plural, the verb would be plural:

• Az emberek táncolnak. = The people are dancing.

So the grammar follows the form of the noun, not just the real-world number of people involved.

Yes. Hungarian word order is more flexible than English word order, but changing it often changes the focus or emphasis.

The neutral version is:

• A közönség együtt táncol a koncerten.

Other possible orders include:

• A koncerten a közönség együtt táncol.
  This puts more emphasis on at the concert as the setting.

• Együtt táncol a közönség a koncerten.
  This can put more emphasis on together.

These are not random rearrangements: Hungarian word order is strongly connected to what information is new, important, contrastive, or already known.

A rough guide is:

• kö-zön-shayg

A few useful points:

• ö is a rounded vowel, somewhat like the vowel in German schön or French peu
• zs is pronounced like the s in measure
• é is a long ay-like vowel
• g at the end is pronounced

So közönség sounds roughly like kø-zhøn-shayg, though the exact vowels do not match English perfectly.

In this sentence, the natural meaning is at the concert.

Hungarian a koncerten refers to being present at the event. English usually says:

• at the concert

Depending on context, English in concert can mean something more abstract or idiomatic, such as acting together/in harmony, so it would not be the best basic translation here.

It usually means dancing together as a group. That can imply shared participation, not necessarily formal partner dancing.

So in this sentence, the idea is that the audience is joining in collectively. It does not automatically mean they are paired off and dancing with one another. If Hungarian wanted to emphasize dancing with each other, that would usually be expressed more explicitly.

Yes, it is a normal and grammatical sentence.

It sounds like a straightforward description:

• A közönség együtt táncol a koncerten.

Depending on context, a native speaker might also choose slightly different wording, for example to sound more vivid or more idiomatic, but this sentence itself is perfectly natural and understandable. It is a good example of:

• definite article usage
• a collective singular noun
• adverb placement
• the -en case ending for location/event context