Declension table of ?gdha

Masculine	Singular	Dual	Plural
Nominative	gdhaḥ	gdhau	gdhāḥ
Vocative	gdha	gdhau	gdhāḥ
Accusative	gdham	gdhau	gdhān
Instrumental	gdhena	gdhābhyām	gdhaiḥ gdhebhiḥ
Dative	gdhāya	gdhābhyām	gdhebhyaḥ
Ablative	gdhāt	gdhābhyām	gdhebhyaḥ
Genitive	gdhasya	gdhayoḥ	gdhānām
Locative	gdhe	gdhayoḥ	gdheṣu

Compound gdha -

Adverb -gdham -gdhāt