Declension table of ?adyadivasa

Masculine	Singular	Dual	Plural
Nominative	adyadivasaḥ	adyadivasau	adyadivasāḥ
Vocative	adyadivasa	adyadivasau	adyadivasāḥ
Accusative	adyadivasam	adyadivasau	adyadivasān
Instrumental	adyadivasena	adyadivasābhyām	adyadivasaiḥ adyadivasebhiḥ
Dative	adyadivasāya	adyadivasābhyām	adyadivasebhyaḥ
Ablative	adyadivasāt	adyadivasābhyām	adyadivasebhyaḥ
Genitive	adyadivasasya	adyadivasayoḥ	adyadivasānām
Locative	adyadivase	adyadivasayoḥ	adyadivaseṣu

Compound adyadivasa -

Adverb -adyadivasam -adyadivasāt