| Singular | Dual | Plural | |
| Nominative |
जलशयः
jalaśayaḥ |
जलशयौ
jalaśayau |
जलशयाः
jalaśayāḥ |
| Vocative |
जलशय
jalaśaya |
जलशयौ
jalaśayau |
जलशयाः
jalaśayāḥ |
| Accusative |
जलशयम्
jalaśayam |
जलशयौ
jalaśayau |
जलशयान्
jalaśayān |
| Instrumental |
जलशयेन
jalaśayena |
जलशयाभ्याम्
jalaśayābhyām |
जलशयैः
jalaśayaiḥ |
| Dative |
जलशयाय
jalaśayāya |
जलशयाभ्याम्
jalaśayābhyām |
जलशयेभ्यः
jalaśayebhyaḥ |
| Ablative |
जलशयात्
jalaśayāt |
जलशयाभ्याम्
jalaśayābhyām |
जलशयेभ्यः
jalaśayebhyaḥ |
| Genitive |
जलशयस्य
jalaśayasya |
जलशययोः
jalaśayayoḥ |
जलशयानाम्
jalaśayānām |
| Locative |
जलशये
jalaśaye |
जलशययोः
jalaśayayoḥ |
जलशयेषु
jalaśayeṣu |