Careful (A2)
"Be careful on the roadways because there are lots of crazy drivers." - said Mum.
Cautious (B2)
As cautious as she has been about strangers, and however carefully has concealed her feelings, she has always got her fingers badly burnt.
Alert (C1)
Due to increasing crime rate in the city, resident population is urged to be extremely alert and keep their possessions within sight.
Wary (C2)
Unlike her three hospitable and warm-hearted sisters, she has been wary of unexpected guests, and this has been traced in her look.
Discreet (C2)
No one could embrace her split personality, and wondered how long she was going to be discreet with loving people and naively ingenuous with wishing to harm strangers.