Declension table of ?maha_ṛṣi

Masculine	Singular	Dual	Plural
Nominative	maha_ṛṣiḥ	maha_ṛṣī	maha_ṛṣayaḥ
Vocative	maha_ṛṣe	maha_ṛṣī	maha_ṛṣayaḥ
Accusative	maha_ṛṣim	maha_ṛṣī	maha_ṛṣīn
Instrumental	maha_ṛṣiṇā	maha_ṛṣibhyām	maha_ṛṣibhiḥ
Dative	maha_ṛṣaye	maha_ṛṣibhyām	maha_ṛṣibhyaḥ
Ablative	maha_ṛṣeḥ	maha_ṛṣibhyām	maha_ṛṣibhyaḥ
Genitive	maha_ṛṣeḥ	maha_ṛṣyoḥ	maha_ṛṣīṇām
Locative	maha_ṛṣau	maha_ṛṣyoḥ	maha_ṛṣiṣu

Compound maha_ṛṣi -

Adverb -maha_ṛṣi