English to English

noun (n)

• a very sleepy state

  keadaan yang sangat mengantuk

  Example:
  Sleepiness causes many driving accidents.
  

  Synonym:
  drowsiness, somnolence
  Antonym:
  sleeplessness, wakefulness
  

  source: wordnet30
• The quality or state of being sleepy.

  kualiti atau keadaan menjadi mengantuk.

  source: webster1913