Declension table of ?nirgarva

Neuter	Singular	Dual	Plural
Nominative	nirgarvam	nirgarve	nirgarvāṇi
Vocative	nirgarva	nirgarve	nirgarvāṇi
Accusative	nirgarvam	nirgarve	nirgarvāṇi
Instrumental	nirgarveṇa	nirgarvābhyām	nirgarvaiḥ
Dative	nirgarvāya	nirgarvābhyām	nirgarvebhyaḥ
Ablative	nirgarvāt	nirgarvābhyām	nirgarvebhyaḥ
Genitive	nirgarvasya	nirgarvayoḥ	nirgarvāṇām
Locative	nirgarve	nirgarvayoḥ	nirgarveṣu

Compound nirgarva -

Adverb -nirgarvam -nirgarvāt