inelegant vs unflappable

inelegant

adj
  • Not elegant; not exhibiting neatness, refinement, or precision. 

unflappable

adj
  • Remaining composed and level-headed at all times; impossible to fluster; not becoming frustrated or irritated easily. 

How often have the words inelegant and unflappable occurred in a corpus of books? (source: Google Ngram Viewer )