enthusiastic.
She led an adventurous life
Adventurous is an adjective.
He adventured the Pyaramid of Giza.
adventure
It really doesn't have a positive connotation. Reckless usually implies that very poor judgment was used in making a decision that harmful to ones self and/or others. A word similar to reckless that's a bit more positive would be adventurous . . .
adventurous
The adventurous hero was frozen in his tracks. The adventurous hero was named Nimrod. Which of you wishes to be remembered as an adventurous hero? What will the adventurous hero do next? Wasn't that episode of the adventurous hero just thrilling?
Adventurous.
Adventurous is rash and enterprising.
I am as adventurous as a child.
Yes she is adventurous.
Adventures
abseiling is very adventurous
I was on a adventurous trip in the jungle.
It is a neutral connotation.
Negative connotation