Declension table of ?arpayitavya

Neuter	Singular	Dual	Plural
Nominative	arpayitavyam	arpayitavye	arpayitavyāni
Vocative	arpayitavya	arpayitavye	arpayitavyāni
Accusative	arpayitavyam	arpayitavye	arpayitavyāni
Instrumental	arpayitavyena	arpayitavyābhyām	arpayitavyaiḥ
Dative	arpayitavyāya	arpayitavyābhyām	arpayitavyebhyaḥ
Ablative	arpayitavyāt	arpayitavyābhyām	arpayitavyebhyaḥ
Genitive	arpayitavyasya	arpayitavyayoḥ	arpayitavyānām
Locative	arpayitavye	arpayitavyayoḥ	arpayitavyeṣu

Compound arpayitavya -

Adverb -arpayitavyam -arpayitavyāt