kiasi vs sluggard

kiasi

noun
  • A kiasi person. 

adj
  • Unwilling to take a chance for fear that something bad or unfavourable will happen; cowardly. 

sluggard

noun
  • A fearful or cowardly person, a poltroon. 

  • A person who is lazy, stupid, or idle by habit. 

  • A person slow to begin necessary work, a slothful person. 

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