Compare each case across both numbers. The forms below are the noun's stored reference paradigm.
Singular and plural case forms for этаж
Case
Singular
Plural
Nominative
этаж
этажи
Accusative
этаж
этажи
Genitive
этажа
этажей
Dative
этажу
этажам
Instrumental
этажом
этажами
Prepositional
этаже
этажах
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 · Singularэтаж- + -а → этажа
Keep the stored stem and add -а.
Show all case-build notes
Nominative · Singularэтаж
This is the dictionary form used to identify the noun.Nominative · Pluralэтаж- + -и → этажи
Keep the stored stem and add -и.Accusative · Singularэтаж- + zero ending → этаж
Remove the zero ending; this form has a zero ending.Accusative · Pluralэтаж- + -и → этажи
Keep the stored stem and add -и.Genitive · Singularэтаж- + -а → этажа
Keep the stored stem and add -а.Genitive · Pluralэтаж- + -ей → этажей
Keep the stored stem and add -ей.Dative · Singularэтаж- + -у → этажу
Keep the stored stem and add -у.Dative · Pluralэтаж- + -ам → этажам
Keep the stored stem and add -ам.Instrumental · Singularэтаж- + -ом → этажом
Keep the stored stem and add -ом.Instrumental · Pluralэтаж- + -ами → этажами
Keep the stored stem and add -ами.Prepositional · Singularэтаж- + -е → этаже
Keep the stored stem and add -е.Prepositional · Pluralэтаж- + -ах → этажах
Keep the stored stem and add -ах.