vigilant

UK
/ˈvɪdʒ.ɪ.lənt/
US
/ˈvɪdʒ.ɪ.lənt/
vigilantadjective
more vigilant
Comp.
most vigilant
Super.
UK
/ˈvɪdʒ.ɪ.lənt/
US
/ˈvɪdʒ.ɪ.lənt/
Translations
The vigilant guard noticed the intruder immediately.
Бдительный охранник сразу заметил нарушителя.
Definitions
Keeping careful watch for possible danger or difficulties.
The vigilant guard noticed the intruder before anyone else did.