Declension table of ?dāsayitavya

Neuter	Singular	Dual	Plural
Nominative	dāsayitavyam	dāsayitavye	dāsayitavyāni
Vocative	dāsayitavya	dāsayitavye	dāsayitavyāni
Accusative	dāsayitavyam	dāsayitavye	dāsayitavyāni
Instrumental	dāsayitavyena	dāsayitavyābhyām	dāsayitavyaiḥ
Dative	dāsayitavyāya	dāsayitavyābhyām	dāsayitavyebhyaḥ
Ablative	dāsayitavyāt	dāsayitavyābhyām	dāsayitavyebhyaḥ
Genitive	dāsayitavyasya	dāsayitavyayoḥ	dāsayitavyānām
Locative	dāsayitavye	dāsayitavyayoḥ	dāsayitavyeṣu

Compound dāsayitavya -

Adverb -dāsayitavyam -dāsayitavyāt