Declension table of ?pramātavya

Neuter	Singular	Dual	Plural
Nominative	pramātavyam	pramātavye	pramātavyāni
Vocative	pramātavya	pramātavye	pramātavyāni
Accusative	pramātavyam	pramātavye	pramātavyāni
Instrumental	pramātavyena	pramātavyābhyām	pramātavyaiḥ
Dative	pramātavyāya	pramātavyābhyām	pramātavyebhyaḥ
Ablative	pramātavyāt	pramātavyābhyām	pramātavyebhyaḥ
Genitive	pramātavyasya	pramātavyayoḥ	pramātavyānām
Locative	pramātavye	pramātavyayoḥ	pramātavyeṣu

Compound pramātavya -

Adverb -pramātavyam -pramātavyāt