casual; nonchalant; appearing unconcerned or effortless—done in a way that seems natural and unforced.
彼のさりげない一言に救われた。
I was saved by his casual remark.
さりげない気配りが信頼につながることもある。
A small, unobtrusive act of consideration can sometimes build trust.
さりげない褒め方は相手を照れさせずに喜ばせられる。
A casual compliment can please someone without embarrassing them.