Declension table of ?dṛḍhavat

Masculine	Singular	Dual	Plural
Nominative	dṛḍhavān	dṛḍhavantau	dṛḍhavantaḥ
Vocative	dṛḍhavan	dṛḍhavantau	dṛḍhavantaḥ
Accusative	dṛḍhavantam	dṛḍhavantau	dṛḍhavataḥ
Instrumental	dṛḍhavatā	dṛḍhavadbhyām	dṛḍhavadbhiḥ
Dative	dṛḍhavate	dṛḍhavadbhyām	dṛḍhavadbhyaḥ
Ablative	dṛḍhavataḥ	dṛḍhavadbhyām	dṛḍhavadbhyaḥ
Genitive	dṛḍhavataḥ	dṛḍhavatoḥ	dṛḍhavatām
Locative	dṛḍhavati	dṛḍhavatoḥ	dṛḍhavatsu

Compound dṛḍhavat -

Adverb -dṛḍhavantam