raffishness       
noun [ U ]  old-fashioned uk/ˈræf.ɪʃ.nəs/ us/ˈræf.ɪʃ.nəs/
 放荡;低级趣味;俗气
the quality of not following usual social standards of behaviour or appearance, especially in a careless and attractive way
  He was a complex man, torn between raffishness and conformity. 他是一个性格复杂的人,游离于低级趣味和循规蹈矩之间。 
 There was a certain raffishness about him. 他身上有一种任性。 
 See: raffish
 - More examples
- I was prone to a certain amount of raffishness which would have been frowned upon by my more sober colleagues.
- He threw himself onto a sofa with an air of raffishness.
- His acting emphasizes the hero's raffishness.