| Singular | Dual | Plural | |
| Nominative |
ऋजुगाथम्
ṛjugātham |
ऋजुगाथे
ṛjugāthe |
ऋजुगाथानि
ṛjugāthāni |
| Vocative |
ऋजुगाथ
ṛjugātha |
ऋजुगाथे
ṛjugāthe |
ऋजुगाथानि
ṛjugāthāni |
| Accusative |
ऋजुगाथम्
ṛjugātham |
ऋजुगाथे
ṛjugāthe |
ऋजुगाथानि
ṛjugāthāni |
| Instrumental |
ऋजुगाथेन
ṛjugāthena |
ऋजुगाथाभ्याम्
ṛjugāthābhyām |
ऋजुगाथैः
ṛjugāthaiḥ |
| Dative |
ऋजुगाथाय
ṛjugāthāya |
ऋजुगाथाभ्याम्
ṛjugāthābhyām |
ऋजुगाथेभ्यः
ṛjugāthebhyaḥ |
| Ablative |
ऋजुगाथात्
ṛjugāthāt |
ऋजुगाथाभ्याम्
ṛjugāthābhyām |
ऋजुगाथेभ्यः
ṛjugāthebhyaḥ |
| Genitive |
ऋजुगाथस्य
ṛjugāthasya |
ऋजुगाथयोः
ṛjugāthayoḥ |
ऋजुगाथानाम्
ṛjugāthānām |
| Locative |
ऋजुगाथे
ṛjugāthe |
ऋजुगाथयोः
ṛjugāthayoḥ |
ऋजुगाथेषु
ṛjugātheṣu |