Declension table of dṛḍha

Masculine	Singular	Dual	Plural
Nominative	dṛḍhaḥ	dṛḍhau	dṛḍhāḥ
Vocative	dṛḍha	dṛḍhau	dṛḍhāḥ
Accusative	dṛḍham	dṛḍhau	dṛḍhān
Instrumental	dṛḍhena	dṛḍhābhyām	dṛḍhaiḥ dṛḍhebhiḥ
Dative	dṛḍhāya	dṛḍhābhyām	dṛḍhebhyaḥ
Ablative	dṛḍhāt	dṛḍhābhyām	dṛḍhebhyaḥ
Genitive	dṛḍhasya	dṛḍhayoḥ	dṛḍhānām
Locative	dṛḍhe	dṛḍhayoḥ	dṛḍheṣu

Compound dṛḍha -

Adverb -dṛḍham -dṛḍhāt