in part vs one hundred percent

in part

prep

  • to an extent; not fully. 

one hundred percent

adv

  • Totally, completely. 

adj

  • Complete, entire, whole, perfect. 

  • Completely sure. 

  • Used other than figuratively or idiomatically: see one hundred, percent. 

  • Well, good, okay. 

How often have the words in part and one hundred percent occurred in a corpus of books? (source: Google Ngram Viewer )