masquerade vs unmask

masquerade

verb
  • To conceal (someone) with, or as if with, a mask; to disguise. 

  • To take part in a masquerade; to assemble in masks and costumes; (loosely) to wear a disguise. 

  • To pass off as a different person or a person with qualities that one does not possess; also, to make a pretentious show of being what one is not. 

noun
  • The act of wearing a mask or dressing up in a costume for, or as if for, a masquerade ball. 

  • An assembly of varied, often fanciful, things. 

  • An assembly or party of people wearing (usually elaborate or fanciful) masks and costumes, and amusing themselves with dancing, conversation, or other diversions. 

  • A cosplay event at which costumed attendees perform skits. 

  • An act of living under false pretenses; a concealment of something by a false or unreal show; a disguise, a pretence; also, a pretentious display. 

unmask

verb
  • To remove a mask from someone. 

  • To cease engaging in masking, to cease disguising one's autism. 

  • To enable (an interrupt, etc.) by unsetting or setting the associated bit. 

  • To expose, or reveal the true character of someone. 

  • To remove one's mask. 

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