Declension table of ?druṇāna

Masculine	Singular	Dual	Plural
Nominative	druṇānaḥ	druṇānau	druṇānāḥ
Vocative	druṇāna	druṇānau	druṇānāḥ
Accusative	druṇānam	druṇānau	druṇānān
Instrumental	druṇānena	druṇānābhyām	druṇānaiḥ druṇānebhiḥ
Dative	druṇānāya	druṇānābhyām	druṇānebhyaḥ
Ablative	druṇānāt	druṇānābhyām	druṇānebhyaḥ
Genitive	druṇānasya	druṇānayoḥ	druṇānānām
Locative	druṇāne	druṇānayoḥ	druṇāneṣu

Compound druṇāna -

Adverb -druṇānam -druṇānāt