Part of speech:
Characterized by vigilance
Knowing or realizing; conscious; informed
Full of caution; careful to avoid danger; circumspect; wary
Vigilantly attentive; watchful:
Done with the eyes open
Thorough and painstaking in action or execution; conscientious:
Full of keen anticipation or excitement; eager.
The definition of awake is you are no longer sleeping.
Circumspect is defined as cautious and unwilling to take risks.
Sharp means having a point or edge that is good for cutting or a sudden change.
The definition of shrewd is sharp or intelligent with practical concerns.
Marked by a lack of sleep:
Unable to sleep
Wary is defined as watchful or cautious.
Unstudied or effortless:
Exhibiting a lack of attention; not attentive.
Not discreet; lacking prudence, as in speech or action
Acting or likely to act on impulse
Extremely observant; vigilant.
Find another word for vigilant. In this page you can discover 28 synonyms, antonyms, idiomatic expressions, and related words for vigilant, like: watchful, aware, cautious, alert, observant, open-eyed, keenly aware, careful, agog, attentive and awake.