Declension table of ?śvayitavya

Neuter	Singular	Dual	Plural
Nominative	śvayitavyam	śvayitavye	śvayitavyāni
Vocative	śvayitavya	śvayitavye	śvayitavyāni
Accusative	śvayitavyam	śvayitavye	śvayitavyāni
Instrumental	śvayitavyena	śvayitavyābhyām	śvayitavyaiḥ
Dative	śvayitavyāya	śvayitavyābhyām	śvayitavyebhyaḥ
Ablative	śvayitavyāt	śvayitavyābhyām	śvayitavyebhyaḥ
Genitive	śvayitavyasya	śvayitavyayoḥ	śvayitavyānām
Locative	śvayitavye	śvayitavyayoḥ	śvayitavyeṣu

Compound śvayitavya -

Adverb -śvayitavyam -śvayitavyāt