Declension table of ṛddha

Neuter	Singular	Dual	Plural
Nominative	ṛddham	ṛddhe	ṛddhāni
Vocative	ṛddha	ṛddhe	ṛddhāni
Accusative	ṛddham	ṛddhe	ṛddhāni
Instrumental	ṛddhena	ṛddhābhyām	ṛddhaiḥ
Dative	ṛddhāya	ṛddhābhyām	ṛddhebhyaḥ
Ablative	ṛddhāt	ṛddhābhyām	ṛddhebhyaḥ
Genitive	ṛddhasya	ṛddhayoḥ	ṛddhānām
Locative	ṛddhe	ṛddhayoḥ	ṛddheṣu

Compound ṛddha -

Adverb -ṛddham -ṛddhāt