Declension table of ?pratikāya

Masculine	Singular	Dual	Plural
Nominative	pratikāyaḥ	pratikāyau	pratikāyāḥ
Vocative	pratikāya	pratikāyau	pratikāyāḥ
Accusative	pratikāyam	pratikāyau	pratikāyān
Instrumental	pratikāyena	pratikāyābhyām	pratikāyaiḥ pratikāyebhiḥ
Dative	pratikāyāya	pratikāyābhyām	pratikāyebhyaḥ
Ablative	pratikāyāt	pratikāyābhyām	pratikāyebhyaḥ
Genitive	pratikāyasya	pratikāyayoḥ	pratikāyānām
Locative	pratikāye	pratikāyayoḥ	pratikāyeṣu

Compound pratikāya -

Adverb -pratikāyam -pratikāyāt