Adjektive
vigilant [ more vigilant ; most vigilant ]
attentive [ more attentive ; most attentive ]
careful {relations}, [ more careful ; most careful]
watchful [ more watchful ; most watchful ]
conscious {relations}
advertent [ more advertent ; most advertent]
awake [ more awake ; most awake]
jealous [ more jealous ; most jealous]
mindful {feelings & emotions}, [ more mindful ; most mindful]
observant [ more observant ; most observant]
sleepless [ more sleepless ; most sleepless]
wakeful [ more wakeful ; most wakeful]
wary [ warier ; wariest]
aware {relations}
sober {relations}
...