1. Cheerfully irresponsible
   - carefree, freewheeling, happy-go-lucky, harum-scarum, slaphappy 
2. Marked by a carefree unconventionality or disreputableness
   - raffish, rakish

See also: irresponsible, unconventional

• relieve
• relieve oneself
• relieved
• reliever
• relievo
• relight
• religion
• religionism
• religionist
• religiose
• religiosity
• religious
• religious belief
• religious ceremony
• religious cult
• religious doctrine
• religious festival
• religious holiday
• religious leader
• religious movement
• religious music
• religious mystic
• religious mysticism
• religious offering
• religious order