Compare each case across both numbers. The forms below are the noun's stored reference paradigm.
Singular and plural case forms for документ
Case
Singular
Plural
Nominative
документ
документы
Accusative
документ
документы
Genitive
документа
документов
Dative
документу
документам
Instrumental
документом
документами
Prepositional
документе
документах
Form pattern
How the forms are built
The paradigm above is authoritative. These notes expose a transparent ending change only when the stored declension family supports one.
Genitive · Singularдокумент- + -а → документа
Keep the stored stem and add -а.
Show all case-build notes
Nominative · Singularдокумент
This is the dictionary form used to identify the noun.Nominative · Pluralдокумент- + -ы → документы
Keep the stored stem and add -ы.Accusative · Singularдокумент- + zero ending → документ
Remove the zero ending; this form has a zero ending.Accusative · Pluralдокумент- + -ы → документы
Keep the stored stem and add -ы.Genitive · Singularдокумент- + -а → документа
Keep the stored stem and add -а.Genitive · Pluralдокумент- + -ов → документов
Keep the stored stem and add -ов.Dative · Singularдокумент- + -у → документу
Keep the stored stem and add -у.Dative · Pluralдокумент- + -ам → документам
Keep the stored stem and add -ам.Instrumental · Singularдокумент- + -ом → документом
Keep the stored stem and add -ом.Instrumental · Pluralдокумент- + -ами → документами
Keep the stored stem and add -ами.Prepositional · Singularдокумент- + -е → документе
Keep the stored stem and add -е.Prepositional · Pluralдокумент- + -ах → документах
Keep the stored stem and add -ах.