Compare each case across both numbers. The forms below are the noun's stored reference paradigm.
Singular and plural case forms for сон
Case
Singular
Plural
Nominative
сон
сны
Accusative
сон
сны
Genitive
сна
снов
Dative
сну
снам
Instrumental
сном
снами
Prepositional
сне
снах
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 · Singularсон → сна
The stem changes in this stored form, so a simple ending replacement would be misleading.
Show all case-build notes
Nominative · Singularсон
This is the dictionary form used to identify the noun.Nominative · Pluralсон → сны
The stem changes in this stored form, so a simple ending replacement would be misleading.Accusative · Singularсон- + zero ending → сон
Remove the zero ending; this form has a zero ending.Accusative · Pluralсон → сны
The stem changes in this stored form, so a simple ending replacement would be misleading.Genitive · Singularсон → сна
The stem changes in this stored form, so a simple ending replacement would be misleading.Genitive · Pluralсон → снов
The stem changes in this stored form, so a simple ending replacement would be misleading.Dative · Singularсон → сну
The stem changes in this stored form, so a simple ending replacement would be misleading.Dative · Pluralсон → снам
The stem changes in this stored form, so a simple ending replacement would be misleading.Instrumental · Singularсон → сном
The stem changes in this stored form, so a simple ending replacement would be misleading.Instrumental · Pluralсон → снами
The stem changes in this stored form, so a simple ending replacement would be misleading.Prepositional · Singularсон → сне
The stem changes in this stored form, so a simple ending replacement would be misleading.Prepositional · Pluralсон → снах
The stem changes in this stored form, so a simple ending replacement would be misleading.