confuddle vs helter-skelter

confuddle

noun
  • The state of confusion and/or being befuddled. 

verb
  • To confuse thoroughly. 

helter-skelter

noun
  • Confusion or turmoil. 

  • A helical fairground slide. 

adv
  • In confused, disorderly haste. 

adj
  • Carelessly hurried and confused. 

How often have the words confuddle and helter-skelter occurred in a corpus of books? (source: Google Ngram Viewer )