Declension table of ?siddhasena

Masculine	Singular	Dual	Plural
Nominative	siddhasenaḥ	siddhasenau	siddhasenāḥ
Vocative	siddhasena	siddhasenau	siddhasenāḥ
Accusative	siddhasenam	siddhasenau	siddhasenān
Instrumental	siddhasenena	siddhasenābhyām	siddhasenaiḥ siddhasenebhiḥ
Dative	siddhasenāya	siddhasenābhyām	siddhasenebhyaḥ
Ablative	siddhasenāt	siddhasenābhyām	siddhasenebhyaḥ
Genitive	siddhasenasya	siddhasenayoḥ	siddhasenānām
Locative	siddhasene	siddhasenayoḥ	siddhaseneṣu

Compound siddhasena -

Adverb -siddhasenam -siddhasenāt