Question Particle in Turkish

Overview

Turkish forms yes/no questions in a way that is completely different from English. Instead of changing the word order or using auxiliary verbs like "do" or "does," Turkish simply adds a small particle — mı, mi, mu, or mü — after the word being questioned. The word order stays exactly the same as in a statement, and only this particle signals that a question is being asked.

This particle follows four-way vowel harmony, meaning its vowel changes to match the last vowel of the preceding word. At the A1 level, learning the question particle is essential because yes/no questions are among the most basic and frequent structures in any language.

One of the elegant things about the Turkish question particle is its flexibility: by placing it after different words in the sentence, you can change what exactly you are asking about, creating subtle but important differences in meaning.

How It Works

Four-Way Vowel Harmony

The question particle has four forms based on the last vowel of the word it follows:

Last vowel	Particle	Example
a, ı	mı	Hasta mısın? (Are you sick?)
e, i	mi	Güzel mi? (Is it beautiful?)
o, u	mu	Yorgun musun? (Are you tired?)
ö, ü	mü	Türk müsün? (Are you Turkish?)

Writing Rule

The question particle is always written as a separate word from the preceding word, but personal suffixes are attached directly to it:

• Güzel mi? (Is it beautiful?) — separate from güzel
• Güzel misin? (Are you beautiful?) — -sin attaches to mi
• Güzel misiniz? (Are you beautiful? — formal) — -siniz attaches to mi

Basic Structure

Statement: Sen Türksün. (You are Turkish.) Question: Sen Türk müsün? (Are you Turkish?)

Statement: O geliyor. (He/She is coming.) Question: O geliyor mu? (Is he/she coming?)

Placement Changes Meaning

The particle goes right after the word you are questioning:

Turkish	Meaning	What is questioned
Ali mi geldi?	Was it ALI who came?	The person
Ali geldi mi?	Did Ali COME?	The action
Ali bugün mü geldi?	Was it TODAY that Ali came?	The time

Answers to Yes/No Questions

Answer	Turkish
Yes	Evet
No	Hayır

You can also answer by repeating the verb or adjective:

• Geliyor musun? → Geliyorum. (Are you coming? → I am coming.)
• Türk müsün? → Evet, Türküm. (Are you Turkish? → Yes, I am Turkish.)

With Değil (Negative Questions)

To ask a negative question, use değil before the particle:

• Güzel değil mi? (Isn't it beautiful?)
• Gelmiyor mu? (Isn't he/she coming?)

Examples in Context

Turkish	English	Note
Türk müsün?	Are you Turkish?	mü after ü
Bu senin kitabın mı?	Is this your book?	mı after ı
Geliyor mu?	Is he/she coming?	mu after o
İyi misin?	Are you well?	mi after i
Kahve ister misiniz?	Would you like coffee?	Polite offer
Hazır mısınız?	Are you ready?	mı after ı, formal
Anlıyor musun?	Do you understand?	mu after o
Bu doğru mu?	Is this correct?	mu after u
Türkçe biliyor musunuz?	Do you know Turkish?	Formal question
Güzel değil mi?	Isn't it beautiful?	Tag question

Common Mistakes

Writing the Particle Attached to the Previous Word

• Wrong: Geliyormu?
• Right: Geliyor mu?
• Why: The question particle is always written as a separate word. This is a spelling rule, not optional.

Using the Wrong Vowel Harmony

• Wrong: Türk misün?
• Right: Türk müsün?
• Why: The last vowel of "Türk" is ü, which requires the mü form.

Forgetting That Placement Matters

• Wrong: Using "mı" always at the end without thinking about meaning
• Right: Placing the particle after the specific word you want to question
• Why: "Ali mi geldi?" (Was it Ali?) is very different from "Ali geldi mi?" (Did Ali come?). The particle highlights what is being questioned.

Practice Tips

• Convert statements to questions. Take any Turkish statement you know and add the appropriate mı/mi/mu/mü. This is an easy drill that reinforces both the particle and vowel harmony.

• Practice all four forms with a single sentence frame. Use "Bu _____ mı/mi/mu/mü?" with words ending in each vowel group to drill the harmony pattern until it becomes automatic.

Related Concepts

• Prerequisite: Basic Vowel Harmony — the question particle uses four-way vowel harmony, building on the front/back vowel distinction