Declension table of ?śiśumārarṣi

Masculine	Singular	Dual	Plural
Nominative	śiśumārarṣiḥ	śiśumārarṣī	śiśumārarṣayaḥ
Vocative	śiśumārarṣe	śiśumārarṣī	śiśumārarṣayaḥ
Accusative	śiśumārarṣim	śiśumārarṣī	śiśumārarṣīn
Instrumental	śiśumārarṣiṇā	śiśumārarṣibhyām	śiśumārarṣibhiḥ
Dative	śiśumārarṣaye	śiśumārarṣibhyām	śiśumārarṣibhyaḥ
Ablative	śiśumārarṣeḥ	śiśumārarṣibhyām	śiśumārarṣibhyaḥ
Genitive	śiśumārarṣeḥ	śiśumārarṣyoḥ	śiśumārarṣīṇām
Locative	śiśumārarṣau	śiśumārarṣyoḥ	śiśumārarṣiṣu

Compound śiśumārarṣi -

Adverb -śiśumārarṣi