- 2Betekenis: watchfulalert observant vigilant wary wakeful
- 3Betekenis: observantvigilant watchful attentive alerteagle-eyed wide awake sharp-sighted
- 4Betekenis: propertyalert vigilant observant attentivewakeful astir awake
- 5Betekenis: behaviouralert eager keen observant attentivevigilant awake watchful sharp
- 6Betekenis: alertrapt watchful sharp intentvigilant observant mindful attentive