Arousal
Arousal noun - Awakening from sleep.
Wakefulness and arousal are semantically related in wakening topic. In some cases you can use "Wakefulness" instead a noun "Arousal", when it comes to topics like waking.
Wakefulness
Wakefulness noun - The inability to obtain adequate sleep.
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Synonyms for Wakefulness
Arousal and wakefulness are semantically related in wakening topic. Sometimes you can use "Arousal" instead a noun "Wakefulness", if it concerns topics such as waking.
Cite this Source
Wakefulness and Arousal. (2016). Retrieved 2026, August 08, from https://thesaurus.plus/related/arousal/wakefulness
Arousal & Wakefulness. N.p., 2016. Web. 08 Aug. 2026. <https://thesaurus.plus/related/arousal/wakefulness>.
Wakefulness or Arousal. 2016. Accessed August 08, 2026. https://thesaurus.plus/related/arousal/wakefulness.
Google Ngram Viewer shows how "arousal" and "wakefulness" have occurred on timeline