People here and there about the Oval, at first cautious of the struggle, now started to approach.
As in any large city, be cautious and aware of your surroundings.
I was usually more cautious of other people's safety than my own.
She is, by nature, the more cautious of the two.
She is the most cautious of the group and has a hard time trusting others.
The Garden people being cautious of fire, apparently, in such an old wooden place.
"With strangers, we are really cautious of the disease thing."
He is, in fact, the most cautious of the three boys.
It's like a block where you have to be cautious of everything.
One can celebrate a victory, and still be cautious of its character.