Declension table of ?nityapralaya

Masculine	Singular	Dual	Plural
Nominative	nityapralayaḥ	nityapralayau	nityapralayāḥ
Vocative	nityapralaya	nityapralayau	nityapralayāḥ
Accusative	nityapralayam	nityapralayau	nityapralayān
Instrumental	nityapralayena	nityapralayābhyām	nityapralayaiḥ nityapralayebhiḥ
Dative	nityapralayāya	nityapralayābhyām	nityapralayebhyaḥ
Ablative	nityapralayāt	nityapralayābhyām	nityapralayebhyaḥ
Genitive	nityapralayasya	nityapralayayoḥ	nityapralayānām
Locative	nityapralaye	nityapralayayoḥ	nityapralayeṣu

Compound nityapralaya -

Adverb -nityapralayam -nityapralayāt