Start training
CaseSingularPlural
Nominativeименительный · кто? что?море моря the subject: who or what acts
Accusativeвинительный · кого? что?море моря the direct object of the verb
Genitiveродительный · кого? чего?моря морей possession, absence, "of"-phrases
Dativeдательный · кому? чему?морю морям the receiver: to or for someone
Instrumentalтворительный · кем? чем?морем морями the tool or companion: with, by
Prepositionalпредложный · о ком? о чём?море морях location and topics: in, at, about

Море is a neuter noun; the ending pattern above repeats across most neuter nouns, so every table you learn makes the next one cheaper.

Look up any other word in the Russian declension tool, see where море 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.

12 forms is a table. Using them is a skill.

Slova drills море and every word like it with typed case endings, checked letter by letter.

Train this in Slova