| Part of speech | common noun |
|---|---|
| Hyphenation | de·tek·tiv·o |
| Singular | Plural | |
|---|---|---|
| Nominative | detektivo | detektivoj |
| Accusative | detektivon | detektivojn |
| Czech | detektiv |
|---|---|
| Danish | detektiv |
| Dutch | detective; rechercheur; speurder |
| English | detective |
| German | Detektiv |
| Hungarian | detektív; nyomozó |
| Portuguese | detective; investigador |
| Saterland Frisian | stilkenen Dreeguuner |
| Spanish | detective |
| Swedish | detektiv |
| West Frisian | detektive |