drowsiness

Từ điển Oxford Learners Wordfinder Dictionary

noun

a very sleepy state (Freq. 1)
- sleepiness causes many driving accidents
• Syn:
sleepiness, somnolence
• Ant:
wakefulness (for: sleepiness)
• Derivationally related forms:
somnolent (for: somnolence), drowsy, sleepy (for: sleepiness)
• Hypernyms:
temporary state
• Hyponyms:
oscitancy, oscitance

• Từ đồng nghĩa / Synonyms:
  sleepiness, somnolence
• Từ trái nghĩa / Antonyms:
  wakefulness, sleeplessness