Sok hulladék van itt.

After numbers and quantity words like sok (many / a lot of), Hungarian usually keeps the noun in the singular.

So:

• sok hulladék = a lot of waste
• not sok hulladékok

This is very different from English, where we normally say many books, many cars, etc. In Hungarian, the quantity already shows that there is more than one, so the noun usually stays singular.

Sok means many, much, or a lot of, depending on the noun and context.

In Sok hulladék van itt, it means something like:

• There is a lot of waste here
• There’s a lot of trash here

Because hulladék is more like an uncountable or mass noun in this sentence, sok is best understood as a lot of.

Van is the is/exists form of the verb lenni (to be).

In this sentence, van does not simply mean is in the same way as English The house is big. Instead, it helps express existence or presence:

• Sok hulladék van itt. = There is a lot of waste here.

This is a very common Hungarian pattern:

• van + place = there is / there are

Examples:

• Egy könyv van az asztalon. = There is a book on the table.
• Sok ember van itt. = There are many people here.

Hungarian does not need a separate dummy subject like English there in there is / there are.

English says:

• There is a lot of waste here.

Hungarian simply says:

• Sok hulladék van itt.

So Hungarian often expresses existence with:

• [thing] + van + [place]

There is no need for a word corresponding directly to English grammatical there.

Itt means here.

The sentence structure is very natural:

• Sok hulladék = a lot of waste
• van = is / exists
• itt = here

So literally:

• A lot of waste is here

Putting itt at the end is a normal neutral word order. Hungarian word order is flexible, but the ending position here sounds natural and straightforward.

Yes. Hungarian word order is flexible, but changing the order can change the emphasis.

For example:

• Sok hulladék van itt. = neutral; There is a lot of waste here.
• Itt sok hulladék van. = stronger emphasis on here, as in Here, there is a lot of waste.
• Itt van sok hulladék. = possible in some contexts, but less neutral; it may sound more focused or contrastive.

For learners, Sok hulladék van itt is a very good basic pattern.

Hungarian often leaves out the article in existential sentences, especially when introducing something as present or existing somewhere.

Compare:

• Sok hulladék van itt. = There is a lot of waste here.
• not necessarily A sok hulladék van itt, which would sound wrong in this meaning

If you used a, it would usually point to a specific, already known thing:

• A hulladék itt van. = The waste is here.

But that is a different sentence structure and meaning. In your sentence, the idea is simply that waste exists here in large quantity.

They are similar, but not always identical.

• hulladék is often more neutral or formal, and can mean waste, refuse, scrap material
• szemét often means trash, garbage, rubbish, and is common in everyday speech

So Sok hulladék van itt can sound a bit more formal or general than:

• Sok szemét van itt.

Both can be correct, but hulladék may be preferred in environmental, official, or technical contexts.

A rough pronunciation guide is:

• hulladék ≈ HOOL-lah-dayk

A few helpful points:

• hu sounds like hoo
• double ll does not create a very different sound for most learners; just pronounce l clearly
• é is a long vowel, like ay in say, but pure and steady
• stress in Hungarian is always on the first syllable: HUL-la-dék

And the whole sentence:

• Sok hulladék van itt.
• roughly: Shok HOOL-lah-dayk vawn itt

Notes:

• s in Hungarian sounds like English sh
• a in van is closer to o in hot than to English a in cat

Because hulladék is being treated as a mass noun here, like waste in English.

Hungarian uses:

• van with singular or mass nouns
• vannak with plural countable nouns

Compare:

• Sok hulladék van itt. = There is a lot of waste here.
• Sok doboz van itt. = There are many boxes here.

Even though sok suggests a large amount, hulladék itself is not plural in form here, so van is correct.

In normal usage, it mainly means there is a lot of waste here as a mass or general substance/category.

If you wanted to emphasize separate items, Hungarian would more likely use a countable noun, for example:

• Sok szemeteszsák van itt. = There are many garbage bags here.
• Sok darab hulladék van itt. = There are many pieces of waste here (less natural in everyday speech)

So the original sentence is best understood in the general mass-noun sense.

Yes, grammatically it is neutral and natural.

Depending on context:

• hulladék may sound slightly formal, technical, or environmental
• szemét may sound more everyday and colloquial

So:

• Sok hulladék van itt. = natural, a bit neutral/formal
• Sok szemét van itt. = very everyday, natural speech

Both are useful, but they fit slightly different tones.