sleeplessness

Từ điển Oxford Learners Wordfinder Dictionary

noun

a temporary state in which you are unable (or unwilling) to sleep
- accept your wakefulness and sleep in its own contrary way is more likely to come
• Syn:
wakefulness
• Ant:
sleepiness (for: wakefulness)
• Derivationally related forms:
sleepless, wakeful (for: wakefulness)
• Hypernyms:
temporary state

• Từ trái nghĩa / Antonyms:
  sleepiness, drowsiness, somnolence