Suffix of Certainty and Probability: (-dIr / -tIr)

The -dIr suffix is a versatile tool in Turkish that adds a specific "mood" to the sentence. Depending on the context, it can mean "I am guessing" or "This is an official fact."

💡 Key Usage Scenarios:

1. Probability & Guessing:

Used in daily conversation when you are making an educated guess about a current or past situation.

  • Example: Babam şimdi çalışıyordur. (My father is probably working now).

2. Official Statements & Facts:

Used in textbooks, laws, or formal announcements to indicate that the information is a fixed fact or a finalized decision.

  • Example: İstanbul kalabalık bir şehirdir. (Istanbul is a crowded city - a general fact).


📋 Practical Comparison:

Mood

Turkish Sentence

English Meaning

Guess

Uyumuştur

He has probably fallen asleep.

Fact

Bulmuştur

He is the one who found it (Historical fact).

Formal

Yasaklanmıştır

It has been forbidden (Official notice).

Opinion

Zordur

(I think) it must be difficult.