part-time vs various

part-time

adj
  • For, during, or involving less than the normal time for some activity, especially the number of hours an employee works. 

various

adj
  • Having a broad range (of different elements). 

det
  • More than one (of an indeterminate set of things). 

How often have the words part-time and various occurred in a corpus of books? (source: Google Ngram Viewer )