'Sleepiness' definitions:
Definition of 'sleepiness'
From: WordNet
noun
A very sleepy state; "sleepiness causes many driving accidents" [syn: sleepiness, drowsiness, somnolence] [ant: sleeplessness, wakefulness]
Definition of 'Sleepiness'
From: GCIDE
- Sleepiness \Sleep"i*ness\, n. The quality or state of being sleepy. [1913 Webster]
Synonyms of 'sleepiness'
From: Moby Thesaurus
- acedia,
- apathy,
- boredom,
- brain fag,
- debilitation,
- debility,
- drowsiness,
- dullness,
- enervation,
- enfeeblement,
- ennui,
- eyestrain,
- faintness,
- fatigue,
- goneness,
- heart strain,
- heaviness,
- hebetude,
- inanimation,
- indifference,
- jadedness,
- lackadaisicalness,
- languidness,
- languishment,
- languor,
- languorousness,
- lassitude,
- lenitude,
- lentor,
- lethargy,
- lifelessness,
- listlessness,
- mental fatigue,
- mental strain,
- oscitancy,
- overstrain,
- overtiredness,
- passivity,
- phlegm,
- satedness,
- sloth,
- slothfulness,
- slowness,
- sluggishness,
- somnolence,
- stance fatigue,
- strain,
- stupefaction,
- stupor,
- supineness,
- tiredness,
- torpidity,
- torpidness,
- torpitude,
- torpor,
- weakness,
- wearifulness,
- weariness,
- world-weariness