| Nominative | orchidea |
| Genitive | orchidey; orchideje |
| Dative | orchideji |
| Accusative | orchideu |
| Vocative | orchideo |
| Locative | orchideji |
| Instrumental | orchideou; orchidejí |
| Nominative | orchidey; orchideje |
| Genitive | orchidejí |
| Dative | orchideám; orchidejím |
| Accusative | orchidey; orchideje |
| Vocative | orchidey; orchideje |
| Locative | orchideách; orchidejích |
| Instrumental | orchideami; orchidejemi |