| Part of speech | common noun |
|---|---|
| Gender | feminine |
| Plural | dudas |
| Afrikaans | twyfel |
|---|---|
| Danish | tvivl |
| Dutch | twijfeling; twijfel |
| English | doubt |
| English (Old English) | tweo |
| Esperanto | dubo |
| Faeroese | ivi |
| French | doute |
| German | Bedenken; Zweifel |
| Icelandic | efi |
| Latin | dubium |
| Malay | bimbang |
| Portuguese | dúvida; incerteza |
| Saterland Frisian | Betoank; Twieuwel |
| Scots | dout |
| West Frisian | twivel |