dependable vs helter-skelter

dependable

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

noun
  • A reliable person or thing. 

helter-skelter

adj
  • Carelessly hurried and confused. 

adv
  • In confused, disorderly haste. 

noun
  • A helical fairground slide. 

  • Confusion or turmoil. 

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