אם המועד הזה לא מתאים לך, אפשר לקבוע מועד אחר.

אם means if. It introduces a condition:

• אם המועד הזה לא מתאים לך = if this time/date doesn’t suit you

So the whole sentence has the structure:

• If X, then Y

Very common pattern in Hebrew.

In Hebrew, demonstratives like this usually come after the noun:

• המועד הזה = this date/appointment/time
• הספר הזה = this book
• הבית הזה = this house

That is normal Hebrew word order.
Also notice that both parts are definite:

• ה־ on מועד
• הזה = this

So Hebrew marks definiteness on both the noun and the demonstrative in this kind of phrase.

מועד can mean a date, time, appointment, or scheduled occasion, depending on context.

In this sentence, it most naturally means something like:

• appointment
• scheduled time
• meeting time
• date

It is a bit more formal or specific than just זמן, which is a broader word meaning time.

מתאים comes from the verb/root meaning to suit, fit, be appropriate.

So:

• מתאים = suitable / fits / suits
• לך = to you / for you

Literally, לא מתאים לך is something like:

• doesn’t suit you
• isn’t convenient for you
• doesn’t work for you

Hebrew often uses ל־ where English uses a direct object or a different structure.

מתאים agrees with המועד, which is a singular masculine noun.

So:

• masculine singular: מתאים
• feminine singular: מתאימה
• masculine plural: מתאימים
• feminine plural: מתאימות

Because מועד is masculine singular, the sentence uses מתאים.

For example:

• השעה הזאת לא מתאימה לך = this hour/time doesn’t suit you
  because שעה is feminine

אפשר is often used impersonally in Hebrew. It means:

• it’s possible
• one can
• you can
• we can

So:

• אפשר לקבוע מועד אחר = it’s possible to set another date
• more naturally: we can schedule another time

There is no explicit subject because Hebrew often uses אפשר in this impersonal way, especially in polite or practical conversation.

לקבוע means to set, to schedule, to arrange, or to fix.

In scheduling contexts, it often means:

• to set a date
• to arrange a meeting
• to schedule an appointment

So:

• לקבוע מועד = to schedule/set a date or time

It is a very common verb when talking about appointments, meetings, and plans.

מועד אחר means another date/time or a different date/time.

It is indefinite:

• מועד אחר = another date
• המועד האחר = the other date

In this sentence, the idea is not a specific already-known alternative date, but simply some other date, so מועד אחר is correct.

Yes. In this kind of sentence, אחר can often be translated as:

• another
• other
• different

So מועד אחר is best understood as:

• another time
• a different date
• some other appointment time

English chooses the most natural option based on context.

The comma separates the if-clause from the main clause:

• אם המועד הזה לא מתאים לך,
  אפשר לקבוע מועד אחר.

This is just like English:

• If this time doesn’t work for you, we can schedule another one.

It helps show the structure clearly.

Yes. Hebrew could also put the second part first, for example:

• אפשר לקבוע מועד אחר אם המועד הזה לא מתאים לך.

That means the same thing:

• We can schedule another date if this one doesn’t suit you.

The original version sounds very natural and perhaps slightly more organized or formal because it starts with the condition.

It is natural and polite, and it leans a bit toward neutral/formal because of words like מועד and לקבוע.

In more casual speech, people might also say things with words like:

• זמן
• להיפגש
• לקבוע משהו אחר

But the original sentence is completely normal and useful, especially in work, service, or polite communication.

It is usually pronounced roughly mo-ED.

Two useful points:

• the stress is on the last syllable
• the ו here helps form the mo sound

So the sentence would sound roughly like:

• Im ha-mo-ED ha-ZE lo mat-IM lekha, ef-SHAR lik-BO-a mo-ED a-KHER.

That is only an approximation, but it can help with reading.