Declension table of ?nirvega

Neuter	Singular	Dual	Plural
Nominative	nirvegam	nirvege	nirvegāṇi
Vocative	nirvega	nirvege	nirvegāṇi
Accusative	nirvegam	nirvege	nirvegāṇi
Instrumental	nirvegeṇa	nirvegābhyām	nirvegaiḥ
Dative	nirvegāya	nirvegābhyām	nirvegebhyaḥ
Ablative	nirvegāt	nirvegābhyām	nirvegebhyaḥ
Genitive	nirvegasya	nirvegayoḥ	nirvegāṇām
Locative	nirvege	nirvegayoḥ	nirvegeṣu

Compound nirvega -

Adverb -nirvegam -nirvegāt