generous vs tight-assed

generous

adj
  • Invigorating in its nature. 

  • Willing to give and share unsparingly; showing a readiness to give more (especially money) than is expected or needed. 

  • Large, more than ample, copious. 

  • Noble in behaviour or actions; principled, not petty; kind, magnanimous. 

tight-assed

adv
  • In an uptight or fastidious way. 

adj
  • Rigidly maintaining self-control; restricting oneself to generally accepted rules and behaviours. 

  • Having firm or clenched buttocks. 

  • Fitting tightly in the area covering the buttocks. 

  • Reluctant to spend money. 

  • Excessively concerned with unimportant details; obsessively precise. 

How often have the words generous and tight-assed occurred in a corpus of books? (source: Google Ngram Viewer )