Declension table of ?śvāsayitavya

Masculine	Singular	Dual	Plural
Nominative	śvāsayitavyaḥ	śvāsayitavyau	śvāsayitavyāḥ
Vocative	śvāsayitavya	śvāsayitavyau	śvāsayitavyāḥ
Accusative	śvāsayitavyam	śvāsayitavyau	śvāsayitavyān
Instrumental	śvāsayitavyena	śvāsayitavyābhyām	śvāsayitavyaiḥ śvāsayitavyebhiḥ
Dative	śvāsayitavyāya	śvāsayitavyābhyām	śvāsayitavyebhyaḥ
Ablative	śvāsayitavyāt	śvāsayitavyābhyām	śvāsayitavyebhyaḥ
Genitive	śvāsayitavyasya	śvāsayitavyayoḥ	śvāsayitavyānām
Locative	śvāsayitavye	śvāsayitavyayoḥ	śvāsayitavyeṣu

Compound śvāsayitavya -

Adverb -śvāsayitavyam -śvāsayitavyāt