Synonym: koŝmaro
| Part of speech | common noun |
|---|---|
| Hyphenation | in·kub·sonĝ·o |
| Singular | Plural | |
|---|---|---|
| Nominative | inkubsonĝo | inkubsonĝoj |
| Accusative | inkubsonĝon | inkubsonĝojn |
| Afrikaans | nagmerrie |
|---|---|
| Danish | mareridt |
| Dutch | nachtmerrie |
| English | nightmare |
| German | Alpdrücken; Alpdruck; Angstträum |
| Papiamento | pesadía |
| Saterland Frisian | Wäilriederske |
| Swedish | mara |
| West Frisian | nachtmerje |