carefree
adjective
1. free of trouble and worry and care
- the carefree joys of childhood
- carefree millionaires, untroubled financially
Similar word(s): untroubled, unworried
2. cheerfully irresponsible
- carefree with his money
Similar word(s): irresponsible, freewheeling, slaphappy
Sentences with carefree as an adjective:
- He left his cell phone behind and enjoyed a carefree summer day at the beach.