namby-pamby vs po-faced

namby-pamby

adj
  • Lacking vigor or decisiveness; spineless; wishy-washy. 

  • Insipid and sentimental. 

noun
  • One who is insipid, sentimental, or weak. 

  • Talk or writing which is weakly sentimental or affectedly pretty. 

verb
  • To coddle. 

po-faced

adj
  • Wearing a particularly stern and disapproving expression; humourless; priggish. 

  • Poker-faced. 

How often have the words namby-pamby and po-faced occurred in a corpus of books? (source: Google Ngram Viewer )