серьёзный (ser'yoznyy) - serious
Every form of the Russian adjective серьёзный: 6 cases, singular and plural, stress marked.
| Case | Singular | Plural | |
|---|---|---|---|
| Nominativeименительный · кто? что? | серьёзный | серьёзные | the subject: who or what acts |
| Accusativeвинительный · кого? что? | серьёзный (inanimate) / серьёзного (animate) | серьёзные (inanimate) / серьёзных (animate) | the direct object of the verb |
| Genitiveродительный · кого? чего? | серьёзного | серьёзных | possession, absence, "of"-phrases |
| Dativeдательный · кому? чему? | серьёзному | серьёзным | the receiver: to or for someone |
| Instrumentalтворительный · кем? чем? | серьёзным | серьёзными | the tool or companion: with, by |
| Prepositionalпредложный · о ком? о чём? | серьёзном | серьёзных | location and topics: in, at, about |
Серьёзный is an adjective: it copies the gender, number, and case of its noun. The table shows masculine and plural; feminine and neuter follow the same stem with their own endings.
Look up any other word in the Russian declension tool, see where серьёзный ranks in the most common Russian words, or start from Russian cases explained if the table above is new territory. More vocabulary lives in Russian words by topic and Russian phrases.
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