
Xem thêm: argus-eyed, open-eyed, wakeful, watchful
vigilant adj.
VERBS be, keep, remain, stay | become
ADV. especially, extra, extremely, particularly, very | constantly, ever The organization is ever vigilant for threats to the habitats of birds.
PREP. about Be extra vigilant about what you eat or drink. | against You need to be vigilant against garden pests.
adj.
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