Declension table of ?hrotavya

Neuter	Singular	Dual	Plural
Nominative	hrotavyam	hrotavye	hrotavyāni
Vocative	hrotavya	hrotavye	hrotavyāni
Accusative	hrotavyam	hrotavye	hrotavyāni
Instrumental	hrotavyena	hrotavyābhyām	hrotavyaiḥ
Dative	hrotavyāya	hrotavyābhyām	hrotavyebhyaḥ
Ablative	hrotavyāt	hrotavyābhyām	hrotavyebhyaḥ
Genitive	hrotavyasya	hrotavyayoḥ	hrotavyānām
Locative	hrotavye	hrotavyayoḥ	hrotavyeṣu

Compound hrotavya -

Adverb -hrotavyam -hrotavyāt