circumlocute vs obviate

circumlocute

verb
  • To use circumlocution. 

obviate

verb
  • To anticipate and prevent or bypass (something which would otherwise have been necessary or required). 

  • To avoid (a future problem or difficult situation). 

adj
  • Synonym of obviative 

noun
  • Synonym of obviative 

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