showy vs unostentatious

showy

adj
  • Calling attention; flashy; standing out to the eye 

  • Making a striking or aesthetically pleasing display. 

unostentatious

adj
  • Not ostentatious; simple; unpresuming. 

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