Declension table of ?mahādhur

Masculine	Singular	Dual	Plural
Nominative	mahādhūḥ	mahādhurau	mahādhuraḥ
Vocative	mahādhūḥ	mahādhurau	mahādhuraḥ
Accusative	mahādhuram	mahādhurau	mahādhuraḥ
Instrumental	mahādhurā	mahādhūrbhyām	mahādhūrbhiḥ
Dative	mahādhure	mahādhūrbhyām	mahādhūrbhyaḥ
Ablative	mahādhuraḥ	mahādhūrbhyām	mahādhūrbhyaḥ
Genitive	mahādhuraḥ	mahādhuroḥ	mahādhurām
Locative	mahādhuri	mahādhuroḥ	mahādhūrṣu

Compound mahādhūr -

Adverb -mahādhūr