Compare each case across both numbers. The forms below are the noun's stored reference paradigm.
Singular and plural case forms for весна
Case
Singular
Plural
Nominative
весна
вёсны
Accusative
весну
вёсны
Genitive
весны
вёсен
Dative
весне
вёснам
Instrumental
веснойLong instrumental variant:весноюAccepted in practice
вёснами
Prepositional
весне
вёснах
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 · Singularвесн- + -ы → весны
Remove -а and add -ы.
Show all case-build notes
Nominative · Singularвесна
This is the dictionary form used to identify the noun.Nominative · Pluralвесна → вёсны
The stem changes in this stored form, so a simple ending replacement would be misleading.Accusative · Singularвесн- + -у → весну
Remove -а and add -у.Accusative · Pluralвесна → вёсны
The stem changes in this stored form, so a simple ending replacement would be misleading.Genitive · Singularвесн- + -ы → весны
Remove -а and add -ы.Genitive · Pluralвесна → вёсен
The stem changes in this stored form, so a simple ending replacement would be misleading.Dative · Singularвесн- + -е → весне
Remove -а and add -е.Dative · Pluralвесна → вёснам
The stem changes in this stored form, so a simple ending replacement would be misleading.Instrumental · Singularвесн- + -ой → весной
Remove -а and add -ой.Instrumental · Pluralвесна → вёснами
The stem changes in this stored form, so a simple ending replacement would be misleading.Prepositional · Singularвесн- + -е → весне
Remove -а and add -е.Prepositional · Pluralвесна → вёснах
The stem changes in this stored form, so a simple ending replacement would be misleading.