Declension table of ?prabhartavya

Neuter	Singular	Dual	Plural
Nominative	prabhartavyam	prabhartavye	prabhartavyāni
Vocative	prabhartavya	prabhartavye	prabhartavyāni
Accusative	prabhartavyam	prabhartavye	prabhartavyāni
Instrumental	prabhartavyena	prabhartavyābhyām	prabhartavyaiḥ
Dative	prabhartavyāya	prabhartavyābhyām	prabhartavyebhyaḥ
Ablative	prabhartavyāt	prabhartavyābhyām	prabhartavyebhyaḥ
Genitive	prabhartavyasya	prabhartavyayoḥ	prabhartavyānām
Locative	prabhartavye	prabhartavyayoḥ	prabhartavyeṣu

Compound prabhartavya -

Adverb -prabhartavyam -prabhartavyāt