Madaffaldet er i køkkenkurven.

Because Danish, like English, often forms nouns by compounding them, but Danish does this very consistently in spelling.

• mad = food
• affald = waste

So madaffald literally means food waste, and it is written as one word, not two.

The -et at the end makes it definite, so:

• madaffald = food waste
• madaffaldet = the food waste

It is the definite ending for a neuter noun.

In Danish, instead of usually putting a separate word for the in front of the noun, you often add the definite article to the end of the noun.

So:

• et madaffald is not really natural, because madaffald is usually treated as an uncountable noun, but grammatically the noun is neuter
• madaffaldet = the food waste

A useful general pattern is:

• en noun → definite -en
• et noun → definite -et

Because kurv is a common gender noun, not a neuter noun.

Its forms are:

• en kurv = a basket / bin
• kurven = the basket / the bin

In the compound noun:

• køkkenkurv = kitchen bin / kitchen basket
• køkkenkurven = the kitchen bin

So the ending depends on the gender of the main noun, which here is kurv.

In Danish, a compound noun normally takes its gender from the last part of the compound.

So:

• madaffald ends with affald
• affald is a neuter noun
• therefore madaffald is also neuter

And:

• køkkenkurv ends with kurv
• kurv is a common gender noun
• therefore køkkenkurv is also common gender

This is a very useful rule for Danish compounds.

Because Danish usually expresses the by adding it to the end of the noun.

Compare:

• en kurv = a basket

• kurven = the basket

• et hus = a house
• huset = the house

So in this sentence:

• madaffaldet = the food waste
• køkkenkurven = the kitchen bin

English uses a separate word (the), but Danish often uses a suffix instead.

Because madaffaldet itself already means the food waste. You do not need an extra pronoun like det as the subject.

The sentence structure is simply:

• Madaffaldet = subject
• er = verb
• i køkkenkurven = prepositional phrase

So it literally matches:

• The food waste / is / in the kitchen bin

You would only use det if you were replacing the noun with it:

• Det er i køkkenkurven = It is in the kitchen bin

I means in.

Here it shows that the food waste is inside the kitchen bin:

• i køkkenkurven = in the kitchen bin

This is the natural preposition when something is contained within something else.

A learner might compare it with på (on), but på would usually suggest being on top of something rather than inside it.

This is the normal basic word order:

Subject + verb + prepositional phrase

So:

• Madaffaldet = subject
• er = verb
• i køkkenkurven = place expression

This is very similar to English:

• The food waste is in the kitchen bin.

Danish does have the verb-second rule, but in a simple main clause like this, that gives the same order as English.

Er is the most neutral choice and simply means is.

Danish can sometimes use more specific location verbs such as:

• ligger = lies / is lying
• står = stands / is standing
• sidder = sits / is sitting

But with something like madaffald in a bin, er is the safest and most general option.

You may hear more specific phrasing in some contexts, but Madaffaldet er i køkkenkurven is straightforward and completely natural.

Here it is best understood as a mass noun, like food waste in English.

That means it usually refers to the substance or material as a whole, not to separate countable items.

So:

• madaffaldet = the food waste

This is similar to English words like:

• the garbage
• the waste
• the recycling

You would not normally think of it as a plural here.

Not always literally, but in this sentence that is the natural meaning.

• køkken = kitchen
• kurv = basket / bin

So køkkenkurv literally means something like kitchen basket/bin. In context, it likely refers to the container in the kitchen where the food waste goes.

Depending on context, Danish speakers might also use words like:

• skraldespand = trash can / garbage bin
• affaldsspand = waste bin

But køkkenkurven works well if the intended container is the kitchen bin.

A few pronunciation points may help:

• kø in køkken has the Danish ø, a vowel that does not exist in standard English
• kk shows a short vowel before it
• kurven has a soft Danish v sound, often lighter than English v

A rough guide:

• køkken ≈ something like KYUHK-en or KURH-ken, though neither is exact
• kurven ≈ KUR-ven with a lighter Danish rhythm

The most important thing is not to pronounce ø like English o. It is a front rounded vowel, closer to sounds found in some other European languages than in English.

Yes, that is grammatically possible, but it changes the emphasis.

• Madaffaldet er i køkkenkurven = neutral statement
• I køkkenkurven er madaffaldet = puts more focus on where it is

Because Danish is a verb-second language, if you move i køkkenkurven to the front, the verb still stays in second position:

• I køkkenkurven
  • er
    • madaffaldet

So this version is correct, but less neutral than the original.