Declension table of ?pātayitavya

Neuter	Singular	Dual	Plural
Nominative	pātayitavyam	pātayitavye	pātayitavyāni
Vocative	pātayitavya	pātayitavye	pātayitavyāni
Accusative	pātayitavyam	pātayitavye	pātayitavyāni
Instrumental	pātayitavyena	pātayitavyābhyām	pātayitavyaiḥ
Dative	pātayitavyāya	pātayitavyābhyām	pātayitavyebhyaḥ
Ablative	pātayitavyāt	pātayitavyābhyām	pātayitavyebhyaḥ
Genitive	pātayitavyasya	pātayitavyayoḥ	pātayitavyānām
Locative	pātayitavye	pātayitavyayoḥ	pātayitavyeṣu

Compound pātayitavya -

Adverb -pātayitavyam -pātayitavyāt