Declension table of ?śiśinvas

Neuter	Singular	Dual	Plural
Nominative	śiśinvat	śiśinuṣī	śiśinvāṃsi
Vocative	śiśinvat	śiśinuṣī	śiśinvāṃsi
Accusative	śiśinvat	śiśinuṣī	śiśinvāṃsi
Instrumental	śiśinuṣā	śiśinvadbhyām	śiśinvadbhiḥ
Dative	śiśinuṣe	śiśinvadbhyām	śiśinvadbhyaḥ
Ablative	śiśinuṣaḥ	śiśinvadbhyām	śiśinvadbhyaḥ
Genitive	śiśinuṣaḥ	śiśinuṣoḥ	śiśinuṣām
Locative	śiśinuṣi	śiśinuṣoḥ	śiśinvatsu

Compound śiśinvat -

Adverb -śiśinvat