Declension table of ?tasitavya

Masculine	Singular	Dual	Plural
Nominative	tasitavyaḥ	tasitavyau	tasitavyāḥ
Vocative	tasitavya	tasitavyau	tasitavyāḥ
Accusative	tasitavyam	tasitavyau	tasitavyān
Instrumental	tasitavyena	tasitavyābhyām	tasitavyaiḥ tasitavyebhiḥ
Dative	tasitavyāya	tasitavyābhyām	tasitavyebhyaḥ
Ablative	tasitavyāt	tasitavyābhyām	tasitavyebhyaḥ
Genitive	tasitavyasya	tasitavyayoḥ	tasitavyānām
Locative	tasitavye	tasitavyayoḥ	tasitavyeṣu

Compound tasitavya -

Adverb -tasitavyam -tasitavyāt