Declension table of nisarga

Masculine	Singular	Dual	Plural
Nominative	nisargaḥ	nisargau	nisargāḥ
Vocative	nisarga	nisargau	nisargāḥ
Accusative	nisargam	nisargau	nisargān
Instrumental	nisargeṇa	nisargābhyām	nisargaiḥ nisargebhiḥ
Dative	nisargāya	nisargābhyām	nisargebhyaḥ
Ablative	nisargāt	nisargābhyām	nisargebhyaḥ
Genitive	nisargasya	nisargayoḥ	nisargāṇām
Locative	nisarge	nisargayoḥ	nisargeṣu

Compound nisarga -

Adverb -nisargam -nisargāt