conscientious vs dependable

conscientious

adj
  • Thorough, careful, or vigilant in one’s task performance. 

  • Influenced by conscience; governed by a strict regard to the dictates of conscience, or by the known or supposed rules of right and wrong (said of a person). 

dependable

adj
  • Able, or easily able to be depended on. 

noun
  • A reliable person or thing. 

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