freewheeling
From Longman Dictionary of Contemporary Englishfreewheelingfree‧wheel‧ing /ˌfriːˈwiːlɪŋ◂/ adjective [only before noun] informal EFFECT/INFLUENCEnot worried about rules or what will happen in the future A lot of the girls envied me my independent, freewheeling life.Examples from the Corpusfreewheeling• Brinkley made his comments during a freewheeling discussion with several colleagues.