The connection with κόρῠς (kórus, “helmet”) may be correct, but only as a variant of the same Pre-Greek word.
κόρῠδος • (kórudos) m (genitive κορῠ́δου); second declension
| Case / # | Singular | Dual | Plural | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Nominative | ὁ κόρῠδος ho kórudos |
τὼ κορῠ́δω tṑ korúdō |
οἱ κόρῠδοι hoi kórudoi | ||||||||||
| Genitive | τοῦ κορῠ́δου toû korúdou |
τοῖν κορῠ́δοιν toîn korúdoin |
τῶν κορῠ́δων tôn korúdōn | ||||||||||
| Dative | τῷ κορῠ́δῳ tôi korúdōi |
τοῖν κορῠ́δοιν toîn korúdoin |
τοῖς κορῠ́δοις toîs korúdois | ||||||||||
| Accusative | τὸν κόρῠδον tòn kórudon |
τὼ κορῠ́δω tṑ korúdō |
τοὺς κορῠ́δους toùs korúdous | ||||||||||
| Vocative | κόρῠδε kórude |
κορῠ́δω korúdō |
κόρῠδοι kórudoi | ||||||||||
| Notes: |
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