Declension table of druṇasa

Masculine	Singular	Dual	Plural
Nominative	druṇasaḥ	druṇasau	druṇasāḥ
Vocative	druṇasa	druṇasau	druṇasāḥ
Accusative	druṇasam	druṇasau	druṇasān
Instrumental	druṇasena	druṇasābhyām	druṇasaiḥ druṇasebhiḥ
Dative	druṇasāya	druṇasābhyām	druṇasebhyaḥ
Ablative	druṇasāt	druṇasābhyām	druṇasebhyaḥ
Genitive	druṇasasya	druṇasayoḥ	druṇasānām
Locative	druṇase	druṇasayoḥ	druṇaseṣu

Compound druṇasa -

Adverb -druṇasam -druṇasāt