Declension table of ?purvitavya

Neuter	Singular	Dual	Plural
Nominative	purvitavyam	purvitavye	purvitavyāni
Vocative	purvitavya	purvitavye	purvitavyāni
Accusative	purvitavyam	purvitavye	purvitavyāni
Instrumental	purvitavyena	purvitavyābhyām	purvitavyaiḥ
Dative	purvitavyāya	purvitavyābhyām	purvitavyebhyaḥ
Ablative	purvitavyāt	purvitavyābhyām	purvitavyebhyaḥ
Genitive	purvitavyasya	purvitavyayoḥ	purvitavyānām
Locative	purvitavye	purvitavyayoḥ	purvitavyeṣu

Compound purvitavya -

Adverb -purvitavyam -purvitavyāt