Declension table of ?dhūrya

Neuter	Singular	Dual	Plural
Nominative	dhūryam	dhūrye	dhūryāṇi
Vocative	dhūrya	dhūrye	dhūryāṇi
Accusative	dhūryam	dhūrye	dhūryāṇi
Instrumental	dhūryeṇa	dhūryābhyām	dhūryaiḥ
Dative	dhūryāya	dhūryābhyām	dhūryebhyaḥ
Ablative	dhūryāt	dhūryābhyām	dhūryebhyaḥ
Genitive	dhūryasya	dhūryayoḥ	dhūryāṇām
Locative	dhūrye	dhūryayoḥ	dhūryeṣu

Compound dhūrya -

Adverb -dhūryam -dhūryāt