Compare each case across both numbers. The forms below are the noun's stored reference paradigm.
Singular and plural case forms for удар
Case
Singular
Plural
Nominative
удар
удары
Accusative
удар
удары
Genitive
удара
ударов
Dative
удару
ударам
Instrumental
ударом
ударами
Prepositional
ударе
ударах
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 · Singularудар- + -а → удара
Keep the stored stem and add -а.
Show all case-build notes
Nominative · Singularудар
This is the dictionary form used to identify the noun.Nominative · Pluralудар- + -ы → удары
Keep the stored stem and add -ы.Accusative · Singularудар- + zero ending → удар
Remove the zero ending; this form has a zero ending.Accusative · Pluralудар- + -ы → удары
Keep the stored stem and add -ы.Genitive · Singularудар- + -а → удара
Keep the stored stem and add -а.Genitive · Pluralудар- + -ов → ударов
Keep the stored stem and add -ов.Dative · Singularудар- + -у → удару
Keep the stored stem and add -у.Dative · Pluralудар- + -ам → ударам
Keep the stored stem and add -ам.Instrumental · Singularудар- + -ом → ударом
Keep the stored stem and add -ом.Instrumental · Pluralудар- + -ами → ударами
Keep the stored stem and add -ами.Prepositional · Singularудар- + -е → ударе
Keep the stored stem and add -е.Prepositional · Pluralудар- + -ах → ударах
Keep the stored stem and add -ах.