Declension table of ?dṛḍhakrodha

Neuter	Singular	Dual	Plural
Nominative	dṛḍhakrodham	dṛḍhakrodhe	dṛḍhakrodhāni
Vocative	dṛḍhakrodha	dṛḍhakrodhe	dṛḍhakrodhāni
Accusative	dṛḍhakrodham	dṛḍhakrodhe	dṛḍhakrodhāni
Instrumental	dṛḍhakrodhena	dṛḍhakrodhābhyām	dṛḍhakrodhaiḥ
Dative	dṛḍhakrodhāya	dṛḍhakrodhābhyām	dṛḍhakrodhebhyaḥ
Ablative	dṛḍhakrodhāt	dṛḍhakrodhābhyām	dṛḍhakrodhebhyaḥ
Genitive	dṛḍhakrodhasya	dṛḍhakrodhayoḥ	dṛḍhakrodhānām
Locative	dṛḍhakrodhe	dṛḍhakrodhayoḥ	dṛḍhakrodheṣu

Compound dṛḍhakrodha -

Adverb -dṛḍhakrodham -dṛḍhakrodhāt