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on the alert

see definition of on the alert
  • as inwakeful
  • as inunsleeping
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Synonyms for on the alert

adj alert, restless

Antonyms for on the alert

  • sleepy
  • unaware
Roget's 21st Century Thesaurus, Third Edition Copyright © 2013 by the Philip Lief Group.

More words related to on the alert

unsleeping

adjective. wakeful
Roget's 21st Century Thesaurus, Third Edition Copyright © 2013 by the Philip Lief Group.