Declension table of ?sasitavya

Neuter	Singular	Dual	Plural
Nominative	sasitavyam	sasitavye	sasitavyāni
Vocative	sasitavya	sasitavye	sasitavyāni
Accusative	sasitavyam	sasitavye	sasitavyāni
Instrumental	sasitavyena	sasitavyābhyām	sasitavyaiḥ
Dative	sasitavyāya	sasitavyābhyām	sasitavyebhyaḥ
Ablative	sasitavyāt	sasitavyābhyām	sasitavyebhyaḥ
Genitive	sasitavyasya	sasitavyayoḥ	sasitavyānām
Locative	sasitavye	sasitavyayoḥ	sasitavyeṣu

Compound sasitavya -

Adverb -sasitavyam -sasitavyāt