Declension table of ?niniṃsāna

Neuter	Singular	Dual	Plural
Nominative	niniṃsānam	niniṃsāne	niniṃsānāni
Vocative	niniṃsāna	niniṃsāne	niniṃsānāni
Accusative	niniṃsānam	niniṃsāne	niniṃsānāni
Instrumental	niniṃsānena	niniṃsānābhyām	niniṃsānaiḥ
Dative	niniṃsānāya	niniṃsānābhyām	niniṃsānebhyaḥ
Ablative	niniṃsānāt	niniṃsānābhyām	niniṃsānebhyaḥ
Genitive	niniṃsānasya	niniṃsānayoḥ	niniṃsānānām
Locative	niniṃsāne	niniṃsānayoḥ	niniṃsāneṣu

Compound niniṃsāna -

Adverb -niniṃsānam -niniṃsānāt