Declension table of ?nagnaka

Neuter	Singular	Dual	Plural
Nominative	nagnakam	nagnake	nagnakāni
Vocative	nagnaka	nagnake	nagnakāni
Accusative	nagnakam	nagnake	nagnakāni
Instrumental	nagnakena	nagnakābhyām	nagnakaiḥ
Dative	nagnakāya	nagnakābhyām	nagnakebhyaḥ
Ablative	nagnakāt	nagnakābhyām	nagnakebhyaḥ
Genitive	nagnakasya	nagnakayoḥ	nagnakānām
Locative	nagnake	nagnakayoḥ	nagnakeṣu

Compound nagnaka -

Adverb -nagnakam -nagnakāt