extremely vs kinda

extremely

adv
  • To an extreme degree. 

kinda

adv
  • kind of; somewhat 

intj
  • Yes in some respects but no in other respects. 

noun
  • A subspecies of baboon, Papio cynocephalus kindae, primarily found in Angola, the Democratic Republic of the Congo, Zambia, and possibly western Tanzania. 

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