suave
adjective /swɑːv/
  /swɑːv/
 - (especially of a man) confident, attractive and polite, sometimes in a way that does not seem sincere- The manager was suave and sophisticated.
- He gave his usual suave performance.
- He plays a suave and sophisticated detective.
 Word Originlate Middle English (in the sense ‘gracious, agreeable’): from Old French, or from Latin suavis ‘agreeable’. The current sense dates from the mid 19th cent.