To form a genitive (similar to English "of") use suffixes appended to both adjective and to noun. Suffixes are different for gender and number.
| Singular | Plural | |
| Masculine | -ogo -a | -ych -ov |
| Feminine (-a) | -ej -y | -ych |
| Neuter (-o) | -ogo -a | -ych |
See resultion table for genitive adjective masculine and genitive adjective feminine
Example for words: muž (M), žena (F), drevo (N), syn (M), grupa (F), koleno (N):
| Nominative | Gender | Genitive |
| +y muž syn | M | +ogo muža syna |
| +a žena grupa | F | +ej ženy grupy |
| +e drevo koleno | N | +ogo dreva kolena |
Kviet mojogo dobrogo muža (Flower of my good husband) S/M
Ucho tvojej novej ženy (Ear of thour new wife) S/F
Buducnost malego dreva (Future of small tree) S/N
Priklad zlatych synov (Example of golden sons) P/M
Jazyk našych starych predkov (Language of our old ancestors) P/M
Sila vašych zelenych grup (-) (Force of your green groups) P/F
Konec velikych kraľevstv (-) (End of great kingdoms) P/N
Ide do novej pracy bez mojogo
muža. (I go to new work without my husband)
Važny dokument prišel do našego ureda
iz neznanej firmy.
(Important document came to our office from unknown company)
Zamesto širokych ulic, miesto buduje krasne parky.
(Instead of wide streets, city builds beautiful parks)
Genitive is also mandatory in negative sentences, instead of accusative.
On vidi zeleny most. → On ne vidi zelonogo mosta.
Imaš novu knigu. → Ne imaš novej knigy.