colored vs tar baby

colored

noun
  • A colored person; a person descended from more than one of the racial groups of Southern Africa (black white, Asian, Austronesian). 

  • A colored article of clothing. 

adj
  • Having a color. 

  • Having prominent colors; colorful. 

  • Having a particular color or kind of color. 

  • Biased; pervasively (but potentially subtly) influenced in a particular way. 

  • Designated for use by colored people (in either the US or South African sense). 

  • Belonging to a multiracial ethnic group or category, having ancestry from more than one of the racial groups of southern Africa (black, white, and Asian). (Under apartheid, used as a metadescription for mixed-race people and peoples such as the Cape Coloureds.) 

tar baby

noun
  • A black person. 

  • A difficult, abstract problem that worsens as one attempts to handle it; a "sticky" situation, especially one where attempts to make it better only make it worse. 

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