Indefinite ـی

Level 2

کتابی can introduce a book, and خانه‌ای can introduce a house. Read the noun phrase before deciding what a written ی means.

How It Works

Read the function, not just the last letter. In کتابی خریدم, کتابی introduces a book. In کتابِ من, ezafe connects the book to its owner. These are different constructions even though both involve a short linking or ending sound.

A common vowel-final spelling is خانه‌ای, “a house.” After final /e/ written with ه, the indefinite ending uses ـای with a half-space. Compare خانهٔ من, “my house,” where the link is pronounced -ye rather than indefinite -i.

If an adjective completes the phrase, the indefinite ending can appear on that final adjective: کتابِ خوبی means “a good book.” The noun keeps its ezafe connection, and خوبی carries the indefinite marker in this phrase. Other word orders and placements occur; learn the whole phrase rather than requiring one placement for all contexts.

Do not label every ی as indefiniteness. In خوبی؟, the ending may mean “are you well?” In a dictionary word such as ایرانی, ی is part of a different word-forming pattern.

Examples (4)

  1. کتابی خریدم.

    I bought a book.

    ـی introduces a nonspecific book.

  2. خانه‌ای دیدم.

    I saw a house.

    After final /e/, the indefinite spelling is خانه‌ای.

  3. کتابِ خوبی خریدم.

    I bought a good book.

    Ezafe links کتاب to خوب; the adjective bears indefinite -i.

  4. خانهٔ من

    my house

    The -ye owner link is ezafe, not indefinite -i.

How It Connects

Tap a pattern to see what it builds on and what it leads to.

Indefinite ـیLevel 2

Learn This First

Use the whole noun phrase to identify indefinite -i and distinguish it from ezafe, copula and word-forming ی.

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Patterns that build on this one.