Declension table of ?śaśaṃsvas

Masculine	Singular	Dual	Plural
Nominative	śaśaṃsvān	śaśaṃsvāṃsau	śaśaṃsvāṃsaḥ
Vocative	śaśaṃsvan	śaśaṃsvāṃsau	śaśaṃsvāṃsaḥ
Accusative	śaśaṃsvāṃsam	śaśaṃsvāṃsau	śaśaṃsuṣaḥ
Instrumental	śaśaṃsuṣā	śaśaṃsvadbhyām	śaśaṃsvadbhiḥ
Dative	śaśaṃsuṣe	śaśaṃsvadbhyām	śaśaṃsvadbhyaḥ
Ablative	śaśaṃsuṣaḥ	śaśaṃsvadbhyām	śaśaṃsvadbhyaḥ
Genitive	śaśaṃsuṣaḥ	śaśaṃsuṣoḥ	śaśaṃsuṣām
Locative	śaśaṃsuṣi	śaśaṃsuṣoḥ	śaśaṃsvatsu

Compound śaśaṃsvat -

Adverb -śaśaṃsvas