Declension table of ?copitavya

Neuter	Singular	Dual	Plural
Nominative	copitavyam	copitavye	copitavyāni
Vocative	copitavya	copitavye	copitavyāni
Accusative	copitavyam	copitavye	copitavyāni
Instrumental	copitavyena	copitavyābhyām	copitavyaiḥ
Dative	copitavyāya	copitavyābhyām	copitavyebhyaḥ
Ablative	copitavyāt	copitavyābhyām	copitavyebhyaḥ
Genitive	copitavyasya	copitavyayoḥ	copitavyānām
Locative	copitavye	copitavyayoḥ	copitavyeṣu

Compound copitavya -

Adverb -copitavyam -copitavyāt