Declension table of ?drumanakha

Masculine	Singular	Dual	Plural
Nominative	drumanakhaḥ	drumanakhau	drumanakhāḥ
Vocative	drumanakha	drumanakhau	drumanakhāḥ
Accusative	drumanakham	drumanakhau	drumanakhān
Instrumental	drumanakhena	drumanakhābhyām	drumanakhaiḥ drumanakhebhiḥ
Dative	drumanakhāya	drumanakhābhyām	drumanakhebhyaḥ
Ablative	drumanakhāt	drumanakhābhyām	drumanakhebhyaḥ
Genitive	drumanakhasya	drumanakhayoḥ	drumanakhānām
Locative	drumanakhe	drumanakhayoḥ	drumanakheṣu

Compound drumanakha -

Adverb -drumanakham -drumanakhāt