vigilant   (Sound)

The vigilant has 1 Senses.

• argus-eyed, vigilant, wakeful, open-eyed
• 目ざとい
• carefully observant or attentive; on the lookout for possible danger; "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"
• 慎重に目を配るあるいは注意深い