Returnarea începe cu formularul de retur.

Because -a at the end is the definite article attached to the noun.

• returnare = a return / returning
• returnarea = the return / the process of returning

Romanian usually puts the at the end of the noun instead of using a separate word like English does.

So here returnarea means something like the return process or the act of returning.

Returnarea is a noun formed from the verb a returna = to return.

It refers to:

• the return
• the returning process
• the act of sending something back

In customer-service or online-shopping language, returnarea often sounds a bit formal or procedural, like the return process.

Because the subject is singular: returnarea.

• returnarea = the return process → singular
• so the verb is începe = begins / starts

If the subject were plural, the verb would also change:

• Returnările încep... = The returns begin...

Romanian usually adds the definite article to the end of the noun.

So:

• formular = form
• formularul = the form

This is one of the biggest differences from English. Instead of saying a separate word like the form, Romanian says formularul.

de retur means for return or literally of return.

So:

• formularul de retur = the return form

Romanian often uses de + noun where English uses a noun before another noun.

Compare:

• formular de retur = return form
• număr de telefon = phone number
• magazin de haine = clothing store

So de retur describes what kind of form it is.

Cu usually means with.

In this sentence, începe cu means starts with or begins with.

So:

• începe cu formularul de retur = starts with the return form

This is a very common structure in Romanian:

• Lecția începe cu un exercițiu. = The lesson starts with an exercise.
• Procesul începe cu o cerere. = The process begins with an application/request.

Not exactly, though they are closely related.

• returnare = the act/process of returning
• retur = return, especially in a commercial/logistical sense

In shopping contexts:

• formular de retur = return form
• politică de retur = return policy

So in this sentence, Romanian uses:

• returnarea for the overall process
• retur in the fixed phrase formular de retur

That is very natural.

The word order is:

Returnarea + începe + cu formularul de retur
The return process + begins + with the return form

So it follows a normal subject + verb + complement pattern.

This is very similar to English word order, which makes the sentence easier to understand.

Yes, but the original version is the most neutral and natural.

For example:

• Cu formularul de retur începe returnarea.

This is grammatical, but it sounds more marked or emphatic, as if you are stressing with the return form.

In normal instructions or website text, Returnarea începe cu formularul de retur is the most natural choice.

A rough pronunciation guide:

• Returnarea ≈ re-toor-NA-re-a
• începe ≈ in-CHE-pe
• cu ≈ koo
• formularul ≈ for-moo-LA-rool
• de retur ≈ de re-TOOR

Two Romanian vowels that English speakers often notice are:

• î / â: a central vowel that does not exist exactly in English; it is not ee and not oo
• ă: a short neutral vowel, somewhat like the a in sofa

Also, in începe, the ce sounds like che in check.

Because retur is part of the descriptive phrase de retur.

The main noun is formularul = the form.
Then de retur tells us what kind of form it is: a return form.

So Romanian marks the main noun as definite:

• formularul = the form

But the describing noun after de usually stays without the article:

• de retur = for return / return-related

This is normal Romanian structure.

It sounds neutral to slightly formal.

It fits very well in contexts like:

• e-commerce websites
• return instructions
• customer support pages
• policy documents

In casual speech, someone might say something simpler depending on context, but this sentence is perfectly natural for written instructions.