rah vs thank goodness

rah

intj
  • An expression of admiration. 

  • An expression of surprise. 

  • An exclamation of encouragement. 

  • An expression of frustration or anger. 

adj
  • Posh. 

noun
  • A person (especially a student) with a posh accent who looks down on those who are "common". 

thank goodness

intj
  • Used to express gratitude or relief 

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