பொருள் : Carefully observant or attentive. On the lookout for possible danger.
எடுத்துக்காட்டு :
A policy of open-eyed awareness.
The vigilant eye of the town watch.
There was a watchful dignity in the room.
A watchful parent with a toddler in tow.
ஒத்த சொற்கள் : argus-eyed, vigilant, wakeful