Declension table of ?śāpayitavya

Masculine	Singular	Dual	Plural
Nominative	śāpayitavyaḥ	śāpayitavyau	śāpayitavyāḥ
Vocative	śāpayitavya	śāpayitavyau	śāpayitavyāḥ
Accusative	śāpayitavyam	śāpayitavyau	śāpayitavyān
Instrumental	śāpayitavyena	śāpayitavyābhyām	śāpayitavyaiḥ śāpayitavyebhiḥ
Dative	śāpayitavyāya	śāpayitavyābhyām	śāpayitavyebhyaḥ
Ablative	śāpayitavyāt	śāpayitavyābhyām	śāpayitavyebhyaḥ
Genitive	śāpayitavyasya	śāpayitavyayoḥ	śāpayitavyānām
Locative	śāpayitavye	śāpayitavyayoḥ	śāpayitavyeṣu

Compound śāpayitavya -

Adverb -śāpayitavyam -śāpayitavyāt