Declension table of ?gopayitavya

Neuter	Singular	Dual	Plural
Nominative	gopayitavyam	gopayitavye	gopayitavyāni
Vocative	gopayitavya	gopayitavye	gopayitavyāni
Accusative	gopayitavyam	gopayitavye	gopayitavyāni
Instrumental	gopayitavyena	gopayitavyābhyām	gopayitavyaiḥ
Dative	gopayitavyāya	gopayitavyābhyām	gopayitavyebhyaḥ
Ablative	gopayitavyāt	gopayitavyābhyām	gopayitavyebhyaḥ
Genitive	gopayitavyasya	gopayitavyayoḥ	gopayitavyānām
Locative	gopayitavye	gopayitavyayoḥ	gopayitavyeṣu

Compound gopayitavya -

Adverb -gopayitavyam -gopayitavyāt