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CEFR A1Everyday objects

Defter Declension: Turkish Cases of 'notebook'

defter means “notebook”. Its last vowel is e, so 2-way suffixes use e (defterler) and 4-way suffixes use i (defterin). It is a regular noun: suffixes attach directly to defter, as in defteri and defterde.

Quick facts

Plural
defterler
notebooks
Harmony
Front unrounded
suffix vowels e / i
Ends in
a consonant
suffixes attach directly
Object form
defteri
accusative, “the notebook”

Rules this noun follows

  • Linking vowel — A harmonised vowel is inserted after a consonant (kitab-ı-m).defterim, defterin
  • Pronominal n — After a 3rd-person possessive, case suffixes take n (arabası-n-ı, evi-n-de).defterini, defterinde

Defter in all seven cases

The added suffix is highlighted. Plural forms put -ler before the case ending.

CaseSingularPlural
NominativeYalın hâl · no endingdefternotebookdefterlernotebooks
AccusativeBelirtme hâli · -(y)Idefterithe notebook (object)defterlerithe notebooks (object)
DativeYönelme hâli · -(y)Adeftereto the notebookdefterlereto the notebooks
LocativeBulunma hâli · -DAdefterdein / at the notebookdefterlerdein / at the notebooks
AblativeAyrılma hâli · -DAndefterdenfrom the notebookdefterlerdenfrom the notebooks
Genitiveİlgi hâli · -(n)Indefterinthe notebook's / of the notebookdefterlerinthe notebooks's / of the notebooks
InstrumentalVasıta hâli · -(y)lAdefterlewith the notebookdefterlerlewith the notebooks

Possessive forms: “my notebook”, “your notebook”…

The possessive suffix comes first, then the case. After the 3rd-person forms a case ending takes an extra n (defterinde). See possessive suffixes.

OwnerNominativeAccusativeDativeLocativeAblative
benimmydefterimmy notebookdefterimimy notebook (object)defterimeto my notebookdefterimdein / at my notebookdefterimdenfrom my notebook
seninyourdefterinyour notebookdefteriniyour notebook (object)defterineto your notebookdefterindein / at your notebookdefterindenfrom your notebook
onunhis/her/itsdefterihis/her notebookdefterinihis/her notebook (object)defterineto his/her notebookdefterindein / at his/her notebookdefterindenfrom his/her notebook
bizimourdefterimizour notebookdefterimiziour notebook (object)defterimizeto our notebookdefterimizdein / at our notebookdefterimizdenfrom our notebook
sizinyour (pl.)defterinizyour (pl.) notebookdefteriniziyour (pl.) notebook (object)defterinizeto your (pl.) notebookdefterinizdein / at your (pl.) notebookdefterinizdenfrom your (pl.) notebook
onlarıntheirdefterleritheir notebooksdefterlerinitheir notebooks (object)defterlerineto their notebooksdefterlerindein / at their notebooksdefterlerindenfrom their notebooks

Plural + possessive: defterlerim (my notebooks) · defterlerin (your notebooks) · defterleri (his/her notebooks) · defterlerimiz (our notebooks) · defterleriniz (your (pl.) notebooks) · defterleri (their notebooks)

Defter in example sentences

  • Yeni kelimeleri deftere yaz.

    Write the new words in your notebook.

    Dative case
  • Defterimi sınıfta bıraktım.

    I left my notebook in the classroom.

    Accusative case
  • Bütün notlarım bu defterde.

    All my notes are in this notebook.

    Locative case

Watch out with defter

  • Two meanings of defterin. defterin is both "of the notebook" (genitive) and "your notebook" (possessive). defteri is likewise both the object form and "his/her notebook". Rule →

Related nouns and resources

Questions about defter

What is the plural of defter?

The plural of defter ("notebook") is defterler. The plural suffix follows 2-way vowel harmony: the last vowel of defter is e, a front vowel, so it takes -ler. The plural then takes case endings: defterleri, defterlerde, defterlerden.

How do you say "to the notebook" in Turkish?

"To the notebook" is deftere, the dative case (-e). Similarly, "in / at the notebook" is defterde (locative) and "from the notebook" is defterden (ablative).

How do you say "my notebook" in Turkish?

"My notebook" is defterim (often with the pronoun: benim defterim). "Your notebook" is defterin, "his/her notebook" is defteri and "my notebooks" is defterlerim.

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