| Part of speech | common noun |
|---|---|
| Hyphenation | ko·stum·o |
| Singular | Plural | |
|---|---|---|
| Nominative | kostumo | kostumoj |
| Accusative | kostumon | kostumojn |
| Catalan | vestit |
|---|---|
| Czech | kroj; oděv |
| Danish | dragt |
| Dutch | dracht; gewaad; kostuum; pak |
| English | costume; outfit; suit; dress |
| Faeroese | búni |
| Finnish | puku |
| French | complet; costume |
| German | Anzug; Gewand; Kostüm; Tracht; Kleid |
| Italian | abito; costume |
| Papiamento | bistí; flus |
| Portuguese | costume; traje; veste |
| Romanian | costum |
| Saterland Frisian | Ansuch; Dracht; Gewand; Kostüm; Pak |
| Spanish | traje |
| Swedish | klädedräkt; kostym |
| West Frisian | pak |