هاد العقد مختلف.

هاد means this in Levantine Arabic, usually for a masculine singular noun.

It is colloquial, not Modern Standard Arabic.
The Standard Arabic equivalent is هذا.

Depending on the region, you may also hear forms like هادا or هيدا. In Levantine, this is very normal everyday speech.

Because in Arabic, a noun after this/that is normally still definite.

So Arabic often uses a structure that looks literally like:

this + the noun

That is completely normal, and it translates naturally into English as just this contract or this necklace, depending on the meaning already given to you.

So:

• هاد العقد = this contract / this necklace

not this the contract in English, even though الـ is there in Arabic.

In Levantine Arabic, as in Arabic generally, the verb to be is usually not stated in the present tense.

So:

• هاد العقد مختلف literally looks like this contract different
• but it means This contract is different

This kind of sentence is very common.

If you wanted a past meaning, then a form of كان would appear, for example:

• هاد العقد كان مختلف = This contract was different

Because adjectives in Arabic usually come after the noun they describe.

So the basic pattern is:

• noun + adjective

Here, مختلف means different, and it comes after العقد.

That matches normal Arabic word order.

This is a very important distinction.

In هاد العقد مختلف, مختلف is the predicate of the sentence, meaning it is the part that tells you something about the subject:

• This contract is different

In that use, it is normally indefinite, so you say مختلف, not المختلف.

Compare:

• العقد مختلف = The contract is different
• العقد المختلف = the different contract

So adding الـ would change it from a full sentence into a noun phrase.

That depends a little on the dialect, but two important things are:

• الـ is usually pronounced il- or el-
• ق is often pronounced as a glottal stop (ʔ) in many urban Levantine dialects

So many speakers will say something close to:

• il-ʿaʔd / il-ʿaʔed or, for some meanings/regions,
• il-ʿeʔd / il-ʿeʔed

Also, ع is a real consonant in Arabic, so try not to drop it completely.

If you're learning one specific Levantine variety, it is best to copy the local pronunciation you hear.

Because Arabic writing usually does not show short vowels.

So the consonants in العقد can match different words, depending on pronunciation and context.

For example, the same spelling can refer to different meanings such as:

• contract
• necklace
• in some contexts, other related meanings

That is normal in Arabic. Learners usually figure it out from:

• context
• pronunciation
• the translation or explanation already provided

Yes. That is a very common colloquial alternative.

هالـ is basically a shortened spoken form used before a definite noun, so:

• هاد العقد مختلف
• هالعقد مختلف

can both mean the same thing.

In everyday speech, many speakers prefer the shorter هالـ form because it sounds more natural and fluid.

In Modern Standard Arabic, it would be:

• هذا العقد مختلف

The main difference here is the demonstrative:

• Levantine: هاد
• Standard Arabic: هذا

The overall grammar is very similar.

You would usually change both the demonstrative and the adjective to match the feminine noun.

For example:

• هاي السيارة مختلفة = This car is different

Compare that with your sentence:

• هاد العقد مختلف

So for feminine singular nouns, you often get:

• هاي / هادي for this
• مختلفة instead of مختلف

The exact demonstrative form can vary by region, but the agreement idea stays the same.