placation vs pleasing

placation

noun
  • A process or act of placating; appeasement or an expression of appeasement. 

pleasing

noun
  • pleasure or satisfaction, as in the phrase "to my pleasing." 

adj
  • Agreeable; giving pleasure, cheer, enjoyment or gratification. 

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