Declension table of ?savitavya

Neuter	Singular	Dual	Plural
Nominative	savitavyam	savitavye	savitavyāni
Vocative	savitavya	savitavye	savitavyāni
Accusative	savitavyam	savitavye	savitavyāni
Instrumental	savitavyena	savitavyābhyām	savitavyaiḥ
Dative	savitavyāya	savitavyābhyām	savitavyebhyaḥ
Ablative	savitavyāt	savitavyābhyām	savitavyebhyaḥ
Genitive	savitavyasya	savitavyayoḥ	savitavyānām
Locative	savitavye	savitavyayoḥ	savitavyeṣu

Compound savitavya -

Adverb -savitavyam -savitavyāt