Declension table of ?riddha

Neuter	Singular	Dual	Plural
Nominative	riddham	riddhe	riddhāni
Vocative	riddha	riddhe	riddhāni
Accusative	riddham	riddhe	riddhāni
Instrumental	riddhena	riddhābhyām	riddhaiḥ
Dative	riddhāya	riddhābhyām	riddhebhyaḥ
Ablative	riddhāt	riddhābhyām	riddhebhyaḥ
Genitive	riddhasya	riddhayoḥ	riddhānām
Locative	riddhe	riddhayoḥ	riddheṣu

Compound riddha -

Adverb -riddham -riddhāt