ಅರ್ಥ : The process of paying close and continuous attention.
							ಉದಾಹರಣೆ : 
							Wakefulness, watchfulness, and bellicosity make a good hunter.
							Vigilance is especially susceptible to fatigue.
							
ಸಮಾನಾರ್ಥಕ : vigilance, wakefulness, watchfulness
ಅರ್ಥ : A state of readiness to respond.
							ಉದಾಹರಣೆ : 
							Alerting was indicated by the desynchronization of the EEG.
							
ಸಮಾನಾರ್ಥಕ : alerting
ಅರ್ಥ : Lively attentiveness.
ಸಮಾನಾರ್ಥಕ : on the qui vive, sharp-sightedness