Declension table of ?śaśañcvas

Masculine	Singular	Dual	Plural
Nominative	śaśañcvān	śaśañcvāṃsau	śaśañcvāṃsaḥ
Vocative	śaśañcvan	śaśañcvāṃsau	śaśañcvāṃsaḥ
Accusative	śaśañcvāṃsam	śaśañcvāṃsau	śaśañcuṣaḥ
Instrumental	śaśañcuṣā	śaśañcvadbhyām	śaśañcvadbhiḥ
Dative	śaśañcuṣe	śaśañcvadbhyām	śaśañcvadbhyaḥ
Ablative	śaśañcuṣaḥ	śaśañcvadbhyām	śaśañcvadbhyaḥ
Genitive	śaśañcuṣaḥ	śaśañcuṣoḥ	śaśañcuṣām
Locative	śaśañcuṣi	śaśañcuṣoḥ	śaśañcvatsu

Compound śaśañcvat -

Adverb -śaśañcvas