Declension table of ?naiśitya

Neuter	Singular	Dual	Plural
Nominative	naiśityam	naiśitye	naiśityāni
Vocative	naiśitya	naiśitye	naiśityāni
Accusative	naiśityam	naiśitye	naiśityāni
Instrumental	naiśityena	naiśityābhyām	naiśityaiḥ
Dative	naiśityāya	naiśityābhyām	naiśityebhyaḥ
Ablative	naiśityāt	naiśityābhyām	naiśityebhyaḥ
Genitive	naiśityasya	naiśityayoḥ	naiśityānām
Locative	naiśitye	naiśityayoḥ	naiśityeṣu

Compound naiśitya -

Adverb -naiśityam -naiśityāt