Declension table of ?pācayitavya

Neuter	Singular	Dual	Plural
Nominative	pācayitavyam	pācayitavye	pācayitavyāni
Vocative	pācayitavya	pācayitavye	pācayitavyāni
Accusative	pācayitavyam	pācayitavye	pācayitavyāni
Instrumental	pācayitavyena	pācayitavyābhyām	pācayitavyaiḥ
Dative	pācayitavyāya	pācayitavyābhyām	pācayitavyebhyaḥ
Ablative	pācayitavyāt	pācayitavyābhyām	pācayitavyebhyaḥ
Genitive	pācayitavyasya	pācayitavyayoḥ	pācayitavyānām
Locative	pācayitavye	pācayitavyayoḥ	pācayitavyeṣu

Compound pācayitavya -

Adverb -pācayitavyam -pācayitavyāt