vigilant | Definition of vigilant

Synonyms and Antonyms of vigilant

paying close attention usually for the purpose of anticipating approaching danger or opportunity

the night watchman, who was usually vigilant, apparently dozed off and didn't notice the vandals sneaking in

Synonyms of vigilant

alert, Argus-eyed, attentive, awake, observant, open-eyed, tenty (also tentie) [Scottish], watchful, wide-awake

Words Related to vigilant

alive, aware, conscious, sensitive

cognizant, heedful, keen, mindful, observing, regardful, sharp, sharp-eyed

hyperalert, hypervigilant, sleepless, wakeful

careful, cautious, chary, wary

prepared, ready

Phrases Synonymous with vigilant

on guard, on one's toes, on the alert, on the ball, on the qui vive, on tiptoe

Near Antonyms of vigilant

absent, absentminded, absorbed, abstracted, daydreaming, dazed, distracted, dreaming, dreamy, engrossed, faraway, insensible, oblivious, preoccupied

sleeping, unaware, unconscious, unknowing, unwitting

careless, heedless, inattentive, unheeding, unmindful, unthinking, unwary

unprepared, unready

Antonyms of vigilant