Declension table of virodhaka

Neuter	Singular	Dual	Plural
Nominative	virodhakam	virodhake	virodhakāni
Vocative	virodhaka	virodhake	virodhakāni
Accusative	virodhakam	virodhake	virodhakāni
Instrumental	virodhakena	virodhakābhyām	virodhakaiḥ
Dative	virodhakāya	virodhakābhyām	virodhakebhyaḥ
Ablative	virodhakāt	virodhakābhyām	virodhakebhyaḥ
Genitive	virodhakasya	virodhakayoḥ	virodhakānām
Locative	virodhake	virodhakayoḥ	virodhakeṣu

Compound virodhaka -

Adverb -virodhakam -virodhakāt