| Singular | Dual | Plural | |
| Nominative |
ज्ञातकम्
jñātakam |
ज्ञातके
jñātake |
ज्ञातकानि
jñātakāni |
| Vocative |
ज्ञातक
jñātaka |
ज्ञातके
jñātake |
ज्ञातकानि
jñātakāni |
| Accusative |
ज्ञातकम्
jñātakam |
ज्ञातके
jñātake |
ज्ञातकानि
jñātakāni |
| Instrumental |
ज्ञातकेन
jñātakena |
ज्ञातकाभ्याम्
jñātakābhyām |
ज्ञातकैः
jñātakaiḥ |
| Dative |
ज्ञातकाय
jñātakāya |
ज्ञातकाभ्याम्
jñātakābhyām |
ज्ञातकेभ्यः
jñātakebhyaḥ |
| Ablative |
ज्ञातकात्
jñātakāt |
ज्ञातकाभ्याम्
jñātakābhyām |
ज्ञातकेभ्यः
jñātakebhyaḥ |
| Genitive |
ज्ञातकस्य
jñātakasya |
ज्ञातकयोः
jñātakayoḥ |
ज्ञातकानाम्
jñātakānām |
| Locative |
ज्ञातके
jñātake |
ज्ञातकयोः
jñātakayoḥ |
ज्ञातकेषु
jñātakeṣu |