Declension table of ?parāntaka

Masculine	Singular	Dual	Plural
Nominative	parāntakaḥ	parāntakau	parāntakāḥ
Vocative	parāntaka	parāntakau	parāntakāḥ
Accusative	parāntakam	parāntakau	parāntakān
Instrumental	parāntakena	parāntakābhyām	parāntakaiḥ parāntakebhiḥ
Dative	parāntakāya	parāntakābhyām	parāntakebhyaḥ
Ablative	parāntakāt	parāntakābhyām	parāntakebhyaḥ
Genitive	parāntakasya	parāntakayoḥ	parāntakānām
Locative	parāntake	parāntakayoḥ	parāntakeṣu

Compound parāntaka -

Adverb -parāntakam -parāntakāt