Synonyms|46Antonyms|42|Broader|6Narrower|2Related|87
10
sleeplessness(noun, activity, restlessness, insomnia)
8
insomnia(noun, activity, restlessness, inability, sleeplessness)
7
vigilance(noun, activity, condition, attention, awareness)
6
restlessness(noun, activity, insomnia, sleeplessness)
5
alertness(noun, condition, attention, awareness)
5
vigil(noun, insomnia, sleeplessness)
5
watchfulness(noun, condition, attention, awareness, alertness)
3
consciousness
3
insomniac
3
wake
2
arousal
2
attention(noun, alertness)
2
care(noun, attention, alertness)
2
keenness(noun, attention, alertness)
2
readiness(noun, attention, alertness)
2
tension(noun, insomnia, sleeplessness)
1
acuity
1
agility
1
attentiveness(noun, alertness)
1
brightness
<123>
For more, visit Wakefulness on Power Thesaurus
11 years ago|1.8k views|share |citing 
APASmart Define. (2015). wakefulness thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/wakefulness/thesaurus/synonyms
ChicagoSmart Define. 2015. "wakefulness thesaurus" https://smartdefine.org/wakefulness/thesaurus/synonyms (accessed September 20, 2026).
HarvardSmart Define 2015, wakefulness thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/wakefulness/thesaurus/synonyms>.
MLASmart Define. "wakefulness thesaurus" 14 April 2015. Web. 20 September 2026. <https://smartdefine.org/wakefulness/thesaurus/synonyms>