alert, vigilant, wary; see careful.
sleepless, waking, insomnious; see restless 1.
"wakeful." YourDictionary, n.d. Web. 15 March 2019. <https://thesaurus.yourdictionary.com/Wakeful>.
wakeful. (n.d.). Retrieved March 15th, 2019, from https://thesaurus.yourdictionary.com/Wakeful
Not in a state of sleep:
Marked by an absence of sleep:
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