Daha erken randevulaşsaydık, sahilde kestane kuyruğunda beklemek zorunda kalmazdık.

Randevulaşsaydık comes from:

• randevu = appointment, date, arranged meeting
• randevulaşmak = to arrange a meeting with each other, to make a date/appointment together
• -sa/-se = conditional, giving the idea of if
• -ydı = past
• -k = we

So randevulaşsaydık means if we had arranged to meet / if we had made an appointment earlier.

A useful nuance: randevulaşmak is more mutual than something like randevu almak, which is more like to get/book an appointment.

Because Turkish often puts the meaning of if directly on the verb with the suffix -sa/-se.

So:

• randevulaşsaydık already means if we had arranged to meet

You could add eğer at the beginning for emphasis:

• Eğer daha erken randevulaşsaydık...

But it is not necessary.

This is a very common Turkish way to express a past unreal condition:

• Daha erken randevulaşsaydık = If we had arranged it earlier
• ...kalmazdık = ...we would not have ended up... / we would not have had to...

So the whole pattern corresponds to English If we had..., we wouldn’t have...

In other words:

• first clause = the unreal past condition
• second clause = the unreal result

Turkish does not need a separate word like would here; the verb form itself carries that meaning.

Daha erken means earlier or sooner.

Literally:

• daha = more
• erken = early

So together they mean more early, which English expresses as earlier.

The comparison is understood from context: earlier than we actually did.

This part breaks down like this:

• beklemek = to wait
• zorunda kalmak = to have to, to end up being forced to
• kalmazdık = we would not end up / we would not have ended up

So:

• beklemek zorunda kalmazdık = we wouldn’t have had to wait

A key point: Turkish often uses an infinitive before zorunda kalmak:

• beklemek zorunda kalmak = to have to wait
• gitmek zorunda kalmak = to have to go
• çalışmak zorunda kalmak = to have to work

Because the meaning is different.

• beklemezdik = we wouldn’t wait
• beklemek zorunda kalmazdık = we wouldn’t have to wait

The second one expresses lack of necessity, not simply that the action would not happen.

So the sentence is not just saying we wouldn’t wait in line. It is saying we would not be forced into that situation.

Kestane kuyruğunda means in the chestnut line / in the queue for chestnuts.

This uses a very common Turkish noun-compound pattern:

• kestane kuyruğu = chestnut queue / queue for chestnuts

In these compounds, the second noun usually takes a possessive-type ending:

• kuyruk → kuyruğu

Then the locative ending -da/-de is added:

• kuyruğunda = in/on/at the chestnut queue

The -n- is a buffer consonant that appears before the case ending after that possessive ending.

So:

• kestane kuyruğu = chestnut queue
• kestane kuyruğunda = in the chestnut queue

Sahilde is the locative form of sahil:

• sahil = coast, shore, beach, seaside
• sahilde = on the beach / at the beach / by the seaside

It gives the location of the situation. In context, it most naturally goes with the waiting/queue idea:

• sahilde kestane kuyruğunda = in the chestnut line at the beach

Turkish often places location phrases before the verb and lets context show what they modify.

Yes. Turkish word order is flexible, though this version is natural.

This sentence starts with the condition:

• Daha erken randevulaşsaydık, ...

That is similar to English If we had arranged it earlier, ...

You could also say:

• Eğer daha erken randevulaşsaydık, sahilde kestane kuyruğunda beklemek zorunda kalmazdık.

That means the same thing, with eğer adding extra clarity or emphasis.

The current order sounds natural because it presents:

1. the unreal condition first
2. the consequence second