glassify vs glaze

glassify

verb
  • Synonym of vitrify: to convert a silica-bearing material to a glasslike substance by applying heat. 

  • To convert (radioactive waste) into a glasslike substance for long-term storage. 

  • To the convert sand or soil of (a particular geographic area) to a glasslike state using the heat from a thermonuclear detonation. 

glaze

verb
  • To become glazed or glassy. 

  • To apply a thin, transparent layer of coating. 

  • For eyes to take on an uninterested appearance. 

  • To install windows. 

noun
  • A transparent or semi-transparent layer of paint. 

  • A smooth coating of ice formed on objects due to the freezing of rain; glaze ice. 

  • A smooth edible coating applied to food. 

  • A glazing oven; glost oven. 

  • The vitreous coating of pottery or porcelain; anything used as a coating or color in glazing. See glaze (transitive verb). 

  • Broth reduced by boiling to a gelatinous paste, and spread thinly over braised dishes. 

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