Dün noterde sıra çok uzundu, ama muhtarın verdiği kâğıt işimi kolaylaştırdı.

Noterde = noter + -de.

• noter = notary / notary office
• -de = the locative suffix, meaning in / at / on

So noterde means at the notary’s office.

In Turkish, professions and the places associated with them can sometimes be expressed with the same word in context. Here, it clearly means the place, not the person.

Here, sıra means line or queue.

So:

• sıra çok uzundu = the line was very long

Be careful: sıra can mean different things in other contexts, such as:

• turn
• order / sequence
• school desk

But in noterde sıra çok uzundu, the meaning is clearly queue/line.

Uzun means long.
Uzundu means was long.

The -du part gives a past-tense copular meaning. You can think of it as equivalent to was in English:

• uzun = long
• uzundu = was long

So:

• sıra çok uzundu = the line was very long

This is very common in Turkish with adjectives:

• hava güzeldi = the weather was nice
• ev büyüktü = the house was big

Because çok modifies the adjective uzun.

• çok uzun = very long

So:

• sıra çok uzundu = the line was very long

This works similarly to English very before an adjective.

A muhtar is a local elected official in Turkey, usually the head of a:

• neighborhood (mahalle), or
• village (köy)

This role does not translate perfectly into English. Depending on context, learners often see it explained as something like:

• neighborhood head
• village head
• local registrar-like official

So muhtarın verdiği kâğıt refers to a paper/document given by that local official.

This is a very common Turkish relative clause structure. It means:

the paper that the muhtar gave

Breakdown:

• muhtarın = of the muhtar / the muhtar’s
• verdiği = that he/she gave
• kâğıt = paper/document

Literally, Turkish builds this idea before the noun:

• muhtarın verdiği kâğıt
• literally: the muhtar’s given paper
• naturally: the paper that the muhtar gave

Turkish usually puts the relative-clause part before the noun it describes.

Because in this type of relative clause, the subject of the embedded verb usually takes the genitive ending.

• muhtar = the muhtar
• muhtarın = the muhtar’s / of the muhtar

In the pattern:

• X-in yaptığı Y
• the Y that X did

the X is marked with genitive:

• muhtarın verdiği kâğıt = the paper that the muhtar gave

This is one of the key patterns Turkish learners need to get used to.

Because verdiği and veren are used in different kinds of relative clauses.

1. veren = the one who gives/gave

Use -(y)an / -(y)en when the noun being described is the subject of the action.

• kâğıdı veren muhtar = the muhtar who gave the paper

Here, muhtar is the one doing the giving.

2. verdiği = that he/she gave

Use -DIK-type forms when the noun being described is not the subject of the action, often the object.

• muhtarın verdiği kâğıt = the paper that the muhtar gave

Here, kâğıt is the thing being given.

So the choice depends on which noun is being described.

Verdiği comes from vermek = to give.

Very roughly:

• ver- = give
• -dik type relative-clause marker
• -i = agreement marker
• sound change: k becomes ğ before a vowel

So:

• verdiği

In this sentence, it functions as part of a relative clause meaning:

• that the muhtar gave

You do not need to translate each piece separately every time; it is often best to learn the whole pattern:

• muhtarın verdiği kâğıt = the paper that the muhtar gave

The standard spelling is kâğıt.

The circumflex in Turkish can signal things like:

• a historically longer vowel
• a difference in pronunciation
• softness/palatal quality of nearby consonants

In modern everyday writing, people sometimes omit circumflexes, but in careful spelling kâğıt is correct.

Also, ğ here is not pronounced like a hard English g. The word is pronounced more like a lengthened vowel sequence than a strong consonant.

Meaning-wise, in this sentence kâğıt is better understood as document/paperwork rather than just a physical sheet of paper.

İşimi = iş + -im + -i

• iş = work / business / task / errand
• işim = my work / my business / my task
• işimi = my work/business/task (as a definite direct object)

So in this sentence:

• işimi kolaylaştırdı = it made my task/business easier

Here iş does not necessarily mean your job or profession. In this context, it is more like:

• my errand
• what I needed to get done
• my paperwork process

Because it is the direct object of kolaylaştırdı, and it is definite/specific.

• kolaylaştırdı = made easier
• what did it make easier? işimi = my task/business

Also, possessed nouns like işim are normally specific, so using the accusative here is natural and expected:

• işim = my task
• işimi = my task (as the object)

So:

• muhtarın verdiği kâğıt işimi kolaylaştırdı
• the paper the muhtar gave made my task easier

Kolaylaştırdı means made easier or facilitated.

It comes from:

• kolay = easy
• kolaylaştırmak = to make easy / to facilitate
• kolaylaştırdı = made easy / facilitated

So:

• işimi kolaylaştırdı = it made my task easier

This is more natural here than simply saying kolay oldu or something similar, because the document actively helped the speaker’s process.

Yes, it is very natural.

Sentence:

• Dün noterde sıra çok uzundu, ama muhtarın verdiği kâğıt işimi kolaylaştırdı.

A rough structure is:

• Dün = yesterday
• noterde = at the notary’s office
• sıra çok uzundu = the line was very long
• ama = but
• muhtarın verdiği kâğıt = the paper the muhtar gave
• işimi kolaylaştırdı = made my task easier

Turkish often puts:

• time expressions early
• descriptive clauses before the noun
• the main verb at the end

So this sentence follows very typical Turkish patterns.