Start training
CaseSingularPlural
Nominativeименительный · кто? что?грубый грубые the subject: who or what acts
Accusativeвинительный · кого? что?грубый (inanimate) / грубого (animate) грубые (inanimate) / грубых (animate) the direct object of the verb
Genitiveродительный · кого? чего?грубого грубых possession, absence, "of"-phrases
Dativeдательный · кому? чему?грубому грубым the receiver: to or for someone
Instrumentalтворительный · кем? чем?грубым грубыми the tool or companion: with, by
Prepositionalпредложный · о ком? о чём?грубом грубых location and topics: in, at, about

Грубый 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 грубый 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 грубый and every word like it with typed case endings, checked letter by letter.

Train this in Slova