color up vs gloss

color up

verb
  • To blush (to go red). 

  • To exchange a high number of low-value chips (of one color) for a lower number of higher value (of a different color), but keeping the same overall value. 

gloss

verb
  • To become shiny. 

  • To give a gloss or sheen to. 

  • To make (something) attractive by deception 

  • Used in a phrasal verb: gloss over (“to cover up a mistake or crime, to treat something with less care than it deserves”). 

  • To add a gloss to (a text). 

noun
  • A surface shine or luster. 

  • A superficially or deceptively attractive appearance. 

  • A brief explanatory note or translation of a foreign, archaic, technical, difficult, complex, or uncommon expression, inserted after the original, in the margin of a document, or between lines of a text. 

  • An interpretation by a court of specific point within a statute or case law. 

  • An extensive commentary on some text. 

  • A glossary; a collection of such notes. 

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