Declension table of ?pratihantavya

Neuter	Singular	Dual	Plural
Nominative	pratihantavyam	pratihantavye	pratihantavyāni
Vocative	pratihantavya	pratihantavye	pratihantavyāni
Accusative	pratihantavyam	pratihantavye	pratihantavyāni
Instrumental	pratihantavyena	pratihantavyābhyām	pratihantavyaiḥ
Dative	pratihantavyāya	pratihantavyābhyām	pratihantavyebhyaḥ
Ablative	pratihantavyāt	pratihantavyābhyām	pratihantavyebhyaḥ
Genitive	pratihantavyasya	pratihantavyayoḥ	pratihantavyānām
Locative	pratihantavye	pratihantavyayoḥ	pratihantavyeṣu

Compound pratihantavya -

Adverb -pratihantavyam -pratihantavyāt