Compare each case across both numbers. The forms below are the noun's stored reference paradigm.
Singular and plural case forms for стакан
Case
Singular
Plural
Nominative
стакан
стаканы
Accusative
стакан
стаканы
Genitive
стакана
стаканов
Dative
стакану
стаканам
Instrumental
стаканом
стаканами
Prepositional
стакане
стаканах
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 · Singularстакан- + -а → стакана
Keep the stored stem and add -а.
Show all case-build notes
Nominative · Singularстакан
This is the dictionary form used to identify the noun.Nominative · Pluralстакан- + -ы → стаканы
Keep the stored stem and add -ы.Accusative · Singularстакан- + zero ending → стакан
Remove the zero ending; this form has a zero ending.Accusative · Pluralстакан- + -ы → стаканы
Keep the stored stem and add -ы.Genitive · Singularстакан- + -а → стакана
Keep the stored stem and add -а.Genitive · Pluralстакан- + -ов → стаканов
Keep the stored stem and add -ов.Dative · Singularстакан- + -у → стакану
Keep the stored stem and add -у.Dative · Pluralстакан- + -ам → стаканам
Keep the stored stem and add -ам.Instrumental · Singularстакан- + -ом → стаканом
Keep the stored stem and add -ом.Instrumental · Pluralстакан- + -ами → стаканами
Keep the stored stem and add -ами.Prepositional · Singularстакан- + -е → стакане
Keep the stored stem and add -е.Prepositional · Pluralстакан- + -ах → стаканах
Keep the stored stem and add -ах.