reckless
//ˈrɛkləs//
Adjective
recklessCanonical form
more recklessComparative
most recklessSuperlative
1
Acting or done without thinking about the consequences or dangers; careless and irresponsible.
His reckless driving caused a serious accident.
2
Showing a lack of concern for one's own safety or well-being.
He made a reckless decision to climb the mountain alone without any equipment.