Declension table of ?niśāntīya

Neuter	Singular	Dual	Plural
Nominative	niśāntīyam	niśāntīye	niśāntīyāni
Vocative	niśāntīya	niśāntīye	niśāntīyāni
Accusative	niśāntīyam	niśāntīye	niśāntīyāni
Instrumental	niśāntīyena	niśāntīyābhyām	niśāntīyaiḥ
Dative	niśāntīyāya	niśāntīyābhyām	niśāntīyebhyaḥ
Ablative	niśāntīyāt	niśāntīyābhyām	niśāntīyebhyaḥ
Genitive	niśāntīyasya	niśāntīyayoḥ	niśāntīyānām
Locative	niśāntīye	niśāntīyayoḥ	niśāntīyeṣu

Compound niśāntīya -

Adverb -niśāntīyam -niśāntīyāt