Declension table of ādivas

Masculine	Singular	Dual	Plural
Nominative	ādivān	ādivāṃsau	ādivāṃsaḥ
Vocative	ādivan	ādivāṃsau	ādivāṃsaḥ
Accusative	ādivāṃsam	ādivāṃsau	ādyuṣaḥ
Instrumental	ādyuṣā	ādivadbhyām	ādivadbhiḥ
Dative	ādyuṣe	ādivadbhyām	ādivadbhyaḥ
Ablative	ādyuṣaḥ	ādivadbhyām	ādivadbhyaḥ
Genitive	ādyuṣaḥ	ādyuṣoḥ	ādyuṣām
Locative	ādyuṣi	ādyuṣoḥ	ādivatsu

Compound ādivat -

Adverb -ādivas