Declension table of ?saphalayitavya

Masculine	Singular	Dual	Plural
Nominative	saphalayitavyaḥ	saphalayitavyau	saphalayitavyāḥ
Vocative	saphalayitavya	saphalayitavyau	saphalayitavyāḥ
Accusative	saphalayitavyam	saphalayitavyau	saphalayitavyān
Instrumental	saphalayitavyena	saphalayitavyābhyām	saphalayitavyaiḥ saphalayitavyebhiḥ
Dative	saphalayitavyāya	saphalayitavyābhyām	saphalayitavyebhyaḥ
Ablative	saphalayitavyāt	saphalayitavyābhyām	saphalayitavyebhyaḥ
Genitive	saphalayitavyasya	saphalayitavyayoḥ	saphalayitavyānām
Locative	saphalayitavye	saphalayitavyayoḥ	saphalayitavyeṣu

Compound saphalayitavya -

Adverb -saphalayitavyam -saphalayitavyāt