Compare each case across both numbers. The forms below are the noun's stored reference paradigm.
Singular and plural case forms for ребёнок
Case
Singular
Plural
Nominative
ребёнок
детиReviewed spelling/form variant:ребятаAccepted in practice
Accusative
ребёнка
детейReviewed spelling/form variant:ребятAccepted in practice
Genitive
ребёнка
детейReviewed spelling/form variant:ребятAccepted in practice
Dative
ребёнку
детямReviewed spelling/form variant:ребятамAccepted in practice
Instrumental
ребёнком
детьмиReviewed spelling/form variant:ребятамиAccepted in practice
Prepositional
ребёнке
детяхReviewed spelling/form variant:ребятахAccepted in practice
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.
Nominative · Pluralребёнок → дети
This form belongs to a reviewed special pattern, so it is shown as a stored form rather than a guessed suffix swap.
Show all case-build notes
Nominative · Singularребёнок
This is the dictionary form used to identify the noun.Nominative · Pluralребёнок → дети
This form belongs to a reviewed special pattern, so it is shown as a stored form rather than a guessed suffix swap.Accusative · Singularребёнок → ребёнка
This form belongs to a reviewed special pattern, so it is shown as a stored form rather than a guessed suffix swap.Accusative · Pluralребёнок → детей
This form belongs to a reviewed special pattern, so it is shown as a stored form rather than a guessed suffix swap.Genitive · Singularребёнок → ребёнка
This form belongs to a reviewed special pattern, so it is shown as a stored form rather than a guessed suffix swap.Genitive · Pluralребёнок → детей
This form belongs to a reviewed special pattern, so it is shown as a stored form rather than a guessed suffix swap.Dative · Singularребёнок → ребёнку
This form belongs to a reviewed special pattern, so it is shown as a stored form rather than a guessed suffix swap.Dative · Pluralребёнок → детям
This form belongs to a reviewed special pattern, so it is shown as a stored form rather than a guessed suffix swap.Instrumental · Singularребёнок → ребёнком
This form belongs to a reviewed special pattern, so it is shown as a stored form rather than a guessed suffix swap.Instrumental · Pluralребёнок → детьми
This form belongs to a reviewed special pattern, so it is shown as a stored form rather than a guessed suffix swap.Prepositional · Singularребёнок → ребёнке
This form belongs to a reviewed special pattern, so it is shown as a stored form rather than a guessed suffix swap.Prepositional · Pluralребёнок → детях
This form belongs to a reviewed special pattern, so it is shown as a stored form rather than a guessed suffix swap.