Declension table of ?dhūrvan

Neuter	Singular	Dual	Plural
Nominative	dhūrva	dhūrvṇī dhūrvaṇī	dhūrvāṇi
Vocative	dhūrvan dhūrva	dhūrvṇī dhūrvaṇī	dhūrvāṇi
Accusative	dhūrva	dhūrvṇī dhūrvaṇī	dhūrvāṇi
Instrumental	dhūrvaṇā	dhūrvabhyām	dhūrvabhiḥ
Dative	dhūrvaṇe	dhūrvabhyām	dhūrvabhyaḥ
Ablative	dhūrvaṇaḥ	dhūrvabhyām	dhūrvabhyaḥ
Genitive	dhūrvaṇaḥ	dhūrvaṇoḥ	dhūrvaṇām
Locative	dhūrvaṇi	dhūrvaṇoḥ	dhūrvasu

Compound dhūrva -

Adverb -dhūrva -dhūrvam