Declension table of ?svāsastha

Neuter	Singular	Dual	Plural
Nominative	svāsastham	svāsasthe	svāsasthāni
Vocative	svāsastha	svāsasthe	svāsasthāni
Accusative	svāsastham	svāsasthe	svāsasthāni
Instrumental	svāsasthena	svāsasthābhyām	svāsasthaiḥ
Dative	svāsasthāya	svāsasthābhyām	svāsasthebhyaḥ
Ablative	svāsasthāt	svāsasthābhyām	svāsasthebhyaḥ
Genitive	svāsasthasya	svāsasthayoḥ	svāsasthānām
Locative	svāsasthe	svāsasthayoḥ	svāsastheṣu

Compound svāsastha -

Adverb -svāsastham -svāsasthāt