Declension table of ?dhrutavat

Masculine	Singular	Dual	Plural
Nominative	dhrutavān	dhrutavantau	dhrutavantaḥ
Vocative	dhrutavan	dhrutavantau	dhrutavantaḥ
Accusative	dhrutavantam	dhrutavantau	dhrutavataḥ
Instrumental	dhrutavatā	dhrutavadbhyām	dhrutavadbhiḥ
Dative	dhrutavate	dhrutavadbhyām	dhrutavadbhyaḥ
Ablative	dhrutavataḥ	dhrutavadbhyām	dhrutavadbhyaḥ
Genitive	dhrutavataḥ	dhrutavatoḥ	dhrutavatām
Locative	dhrutavati	dhrutavatoḥ	dhrutavatsu

Compound dhrutavat -

Adverb -dhrutavantam