Declension table of ?pratiṣiddhavat

Masculine	Singular	Dual	Plural
Nominative	pratiṣiddhavān	pratiṣiddhavantau	pratiṣiddhavantaḥ
Vocative	pratiṣiddhavan	pratiṣiddhavantau	pratiṣiddhavantaḥ
Accusative	pratiṣiddhavantam	pratiṣiddhavantau	pratiṣiddhavataḥ
Instrumental	pratiṣiddhavatā	pratiṣiddhavadbhyām	pratiṣiddhavadbhiḥ
Dative	pratiṣiddhavate	pratiṣiddhavadbhyām	pratiṣiddhavadbhyaḥ
Ablative	pratiṣiddhavataḥ	pratiṣiddhavadbhyām	pratiṣiddhavadbhyaḥ
Genitive	pratiṣiddhavataḥ	pratiṣiddhavatoḥ	pratiṣiddhavatām
Locative	pratiṣiddhavati	pratiṣiddhavatoḥ	pratiṣiddhavatsu

Compound pratiṣiddhavat -

Adverb -pratiṣiddhavantam