Declension table of ?sahavatsa

Masculine	Singular	Dual	Plural
Nominative	sahavatsaḥ	sahavatsau	sahavatsāḥ
Vocative	sahavatsa	sahavatsau	sahavatsāḥ
Accusative	sahavatsam	sahavatsau	sahavatsān
Instrumental	sahavatsena	sahavatsābhyām	sahavatsaiḥ sahavatsebhiḥ
Dative	sahavatsāya	sahavatsābhyām	sahavatsebhyaḥ
Ablative	sahavatsāt	sahavatsābhyām	sahavatsebhyaḥ
Genitive	sahavatsasya	sahavatsayoḥ	sahavatsānām
Locative	sahavatse	sahavatsayoḥ	sahavatseṣu

Compound sahavatsa -

Adverb -sahavatsam -sahavatsāt