noun (n)

• a dazed and staggering state caused by alcohol(noun.state)

  source: wordnet30
• a groggy state resulting from weariness(noun.state)

  source: wordnet30
• marginal consciousness(noun.cognition)

  Example:
  His grogginess was caused as much by exhaustion as by the blows.
  

  Synonym:
  semiconsciousness, stupefaction, stupor
  

  source: wordnet30
• State of being groggy.(noun)

  source: webster1913