kinda vs low-key

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. 

low-key

adv
  • Kind of. 

  • In a low-key or surreptitious manner; secretively; on the down-low. 

adj
  • Dark; characterised by dark tones and muted colours. 

  • Restrained, subtle, not trying to attract attention. 

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