Declension table of ?siddhānanda

Masculine	Singular	Dual	Plural
Nominative	siddhānandaḥ	siddhānandau	siddhānandāḥ
Vocative	siddhānanda	siddhānandau	siddhānandāḥ
Accusative	siddhānandam	siddhānandau	siddhānandān
Instrumental	siddhānandena	siddhānandābhyām	siddhānandaiḥ siddhānandebhiḥ
Dative	siddhānandāya	siddhānandābhyām	siddhānandebhyaḥ
Ablative	siddhānandāt	siddhānandābhyām	siddhānandebhyaḥ
Genitive	siddhānandasya	siddhānandayoḥ	siddhānandānām
Locative	siddhānande	siddhānandayoḥ	siddhānandeṣu

Compound siddhānanda -

Adverb -siddhānandam -siddhānandāt