الطرحة والبوكيه حلوين.

A natural Egyptian Arabic pronunciation is:

eṭ-ṭarḥa wel-bokēh ḥelwēn

A few helpful notes:

• الطرحة is pronounced eṭ-ṭarḥa, not el-tarḥa, because ط is a sun letter, so the ل of الـ is not pronounced.
• والبوكيه sounds like wel-bokēh in connected speech.
• حلوين is pronounced ḥelwēn.

If you use Arabizi, you might see something like:

et-tar7a wel-bokeh 7elween

Because in Egyptian Arabic, the verb to be is usually not said in the present tense.

So instead of saying:

• The veil and the bouquet are nice

Arabic literally says:

• The veil and the bouquet nice

This is completely normal.

Compare:

• الطرحة حلوة = The veil is nice
• البوكيه حلو = The bouquet is nice
• الطرحة والبوكيه حلوين = The veil and the bouquet are nice

Because و meaning and is written as a prefix in Arabic. It attaches directly to the following word.

So:

• و + البوكيه
• becomes والبوكيه

This is standard Arabic spelling, not something special about this sentence.

Because both nouns are definite: the veil and the bouquet.

In Arabic, if both things are definite, each noun usually gets its own definite article.

So:

• الطرحة = the veil
• البوكيه = the bouquet

That is why the sentence says:

• الطرحة والبوكيه
• literally the veil and the bouquet

not just the veil and bouquet.

طرحة usually means veil. In this kind of sentence, it most likely means a bride’s veil.

It can also refer more generally to a head covering in some contexts, but with البوكيه in the same sentence, the wedding meaning is the most likely one.

Also notice:

• طرحة is a feminine noun

It is a very common loanword in Egyptian Arabic. It comes from European languages such as French/English bouquet and is used in everyday speech to mean a flower bouquet.

So yes, Egyptians really do say بوكيه.

In this sentence, it most likely means the bride’s flower bouquet.

Because the sentence is talking about two things together: the veil and the bouquet.

• حلو = nice / pretty for one masculine thing
• حلوة = nice / pretty for one feminine thing
• حلوين = nice / pretty for two things here

Also, the two nouns are not the same gender:

• الطرحة is feminine
• البوكيه is usually treated as masculine

When Arabic refers to a mixed pair, it normally uses the masculine/common agreement form, which is why حلوين is natural here.

You can compare:

• الطرحة حلوة = The veil is nice
• البوكيه حلو = The bouquet is nice
• الطرحة والبوكيه حلوين = The veil and the bouquet are nice

Because حلوين is the predicate of the sentence, not an adjective inside the noun phrase.

Here the structure is basically:

• الطرحة والبوكيه = the subject
• حلوين = the comment/predicate, meaning are nice

So the sentence means:

• The veil and the bouquet are nice

not:

• the nice veil and the nice bouquet

If you were using حلوين as a regular adjective directly attached to a definite noun, it would normally also be definite. But here it is functioning more like are nice, so it stays without الـ.

Not only beautiful. In Egyptian Arabic, حلو is a very common everyday word with a broad positive meaning.

Depending on context, حلوين here can mean:

• nice
• pretty
• beautiful
• lovely
• good-looking

With wedding items like a veil and a bouquet, pretty or lovely is a very natural translation.

Yes, it sounds very natural in Egyptian Arabic.

A few clues:

• بوكيه is very common in spoken Egyptian
• حلوين is a very everyday colloquial choice
• the whole sentence feels like normal spoken Egyptian

In more formal Modern Standard Arabic, someone might say something different, such as a more formal word for bouquet and a more formal adjective for beautiful.

So this sentence is a good example of natural spoken Egyptian, not formal textbook Arabic.

Because ط is a sun letter.

In Arabic, when الـ comes before a sun letter, the ل sound disappears in pronunciation and the next consonant is doubled.

So:

• written: الطرحة
• pronounced: اṭ-ṭرحة / eṭ-ṭarḥa

That is why you hear eṭ-ṭarḥa, not el-tarḥa.

This is a pronunciation rule, not a spelling change.