aplomb 
/əˈplɑ:m/ noun
/əˈplɑ:m/ noun [noncount] : confidence and skill shown especially in a difficult situation
▪ He showed/demonstrated great aplomb in dealing with the reporters. — usually used in the phrase with aplomb ▪ He's handled the reporters with great aplomb. [=in a confident and skillful way] ▪ She speaks French and German with equal aplomb.
▪ He showed/demonstrated great aplomb in dealing with the reporters. — usually used in the phrase with aplomb ▪ He's handled the reporters with great aplomb. [=in a confident and skillful way] ▪ She speaks French and German with equal aplomb.
