Declension table of ?śvāsayitavya

Neuter	Singular	Dual	Plural
Nominative	śvāsayitavyam	śvāsayitavye	śvāsayitavyāni
Vocative	śvāsayitavya	śvāsayitavye	śvāsayitavyāni
Accusative	śvāsayitavyam	śvāsayitavye	śvāsayitavyāni
Instrumental	śvāsayitavyena	śvāsayitavyābhyām	śvāsayitavyaiḥ
Dative	śvāsayitavyāya	śvāsayitavyābhyām	śvāsayitavyebhyaḥ
Ablative	śvāsayitavyāt	śvāsayitavyābhyām	śvāsayitavyebhyaḥ
Genitive	śvāsayitavyasya	śvāsayitavyayoḥ	śvāsayitavyānām
Locative	śvāsayitavye	śvāsayitavyayoḥ	śvāsayitavyeṣu

Compound śvāsayitavya -

Adverb -śvāsayitavyam -śvāsayitavyāt