English dictionary
Hint: Question mark (?) is a wildcard. Question mark substitutes one character.
English noun: hypersomnia | |||
| 1. | hypersomnia (state) an inability to stay awake | ||
| Broader (hypernym) | sleep disorder | ||
| Narrower (hyponym) | catalepsy, narcolepsy | ||
| Antonyms | insomnia | ||
Based on WordNet 3.0 copyright © Princeton University.
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Web design: Orcapia v/Per Bang. English edition: .
2026 onlineordbog.dk