Declension table of nāga

Masculine	Singular	Dual	Plural
Nominative	nāgaḥ	nāgau	nāgāḥ
Vocative	nāga	nāgau	nāgāḥ
Accusative	nāgam	nāgau	nāgān
Instrumental	nāgena	nāgābhyām	nāgaiḥ nāgebhiḥ
Dative	nāgāya	nāgābhyām	nāgebhyaḥ
Ablative	nāgāt	nāgābhyām	nāgebhyaḥ
Genitive	nāgasya	nāgayoḥ	nāgānām
Locative	nāge	nāgayoḥ	nāgeṣu

Compound nāga -

Adverb -nāgam -nāgāt