sloping vs squiffy

sloping

adj
  • Having a slope. 

  • a sloping roof 

noun
  • An arrangement or motion by which something slopes. 

squiffy

adj
  • Crooked, askew; awry 

  • slightly drunk or intoxicated; tipsy 

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