Declension table of ?parthayitavya

Neuter	Singular	Dual	Plural
Nominative	parthayitavyam	parthayitavye	parthayitavyāni
Vocative	parthayitavya	parthayitavye	parthayitavyāni
Accusative	parthayitavyam	parthayitavye	parthayitavyāni
Instrumental	parthayitavyena	parthayitavyābhyām	parthayitavyaiḥ
Dative	parthayitavyāya	parthayitavyābhyām	parthayitavyebhyaḥ
Ablative	parthayitavyāt	parthayitavyābhyām	parthayitavyebhyaḥ
Genitive	parthayitavyasya	parthayitavyayoḥ	parthayitavyānām
Locative	parthayitavye	parthayitavyayoḥ	parthayitavyeṣu

Compound parthayitavya -

Adverb -parthayitavyam -parthayitavyāt