Compare each case across both numbers. The forms below are the noun's stored reference paradigm.
Singular and plural case forms for курс
Case
Singular
Plural
Nominative
курс
курсы
Accusative
курс
курсы
Genitive
курса
курсов
Dative
курсу
курсам
Instrumental
курсом
курсами
Prepositional
курсе
курсах
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 · Singularкурс- + -а → курса
Keep the stored stem and add -а.
Show all case-build notes
Nominative · Singularкурс
This is the dictionary form used to identify the noun.Nominative · Pluralкурс- + -ы → курсы
Keep the stored stem and add -ы.Accusative · Singularкурс- + zero ending → курс
Remove the zero ending; this form has a zero ending.Accusative · Pluralкурс- + -ы → курсы
Keep the stored stem and add -ы.Genitive · Singularкурс- + -а → курса
Keep the stored stem and add -а.Genitive · Pluralкурс- + -ов → курсов
Keep the stored stem and add -ов.Dative · Singularкурс- + -у → курсу
Keep the stored stem and add -у.Dative · Pluralкурс- + -ам → курсам
Keep the stored stem and add -ам.Instrumental · Singularкурс- + -ом → курсом
Keep the stored stem and add -ом.Instrumental · Pluralкурс- + -ами → курсами
Keep the stored stem and add -ами.Prepositional · Singularкурс- + -е → курсе
Keep the stored stem and add -е.Prepositional · Pluralкурс- + -ах → курсах
Keep the stored stem and add -ах.