laid–back 
/ˈleɪdˈbæk/ adjective
/ˈleɪdˈbæk/ adjective [more laid–back; most laid–back] informal : relaxed and calm
▪ My boss is pretty laid-back about most things. ▪ a laid-back attitude ▪ He enjoyed the restaurant's laid-back style.
▪ My boss is pretty laid-back about most things. ▪ a laid-back attitude ▪ He enjoyed the restaurant's laid-back style.
