Declension table of ?siṣivas

Masculine	Singular	Dual	Plural
Nominative	siṣivān	siṣivāṃsau	siṣivāṃsaḥ
Vocative	siṣivan	siṣivāṃsau	siṣivāṃsaḥ
Accusative	siṣivāṃsam	siṣivāṃsau	siṣuṣaḥ
Instrumental	siṣuṣā	siṣivadbhyām	siṣivadbhiḥ
Dative	siṣuṣe	siṣivadbhyām	siṣivadbhyaḥ
Ablative	siṣuṣaḥ	siṣivadbhyām	siṣivadbhyaḥ
Genitive	siṣuṣaḥ	siṣuṣoḥ	siṣuṣām
Locative	siṣuṣi	siṣuṣoḥ	siṣivatsu

Compound siṣivat -

Adverb -siṣivas