camouflage vs lurk

camouflage

noun
  • The act of disguising. 

  • A pattern on clothing consisting of irregularly shaped patches that are either greenish/brownish, brownish/whitish, or bluish/whitish, as used by ground combat forces. 

  • The use of natural or artificial material on personnel, objects, or tactical positions with the aim of confusing, misleading, or evading the enemy. 

  • Resemblance of an organism to its surroundings for avoiding detection. 

  • A disguise or covering up. 

  • Clothes made from camouflage fabric, for concealment in combat or hunting. 

verb
  • To hide or disguise something by covering it up or changing the way it looks. 

lurk

noun
  • The act of lurking. 

verb
  • To hang out or wait around a location, preferably without drawing attention to oneself. 

  • To read an Internet forum without posting comments or making one's presence apparent. 

  • To saddle (a person) with an undesirable task or duty. 

  • To remain unobserved. 

  • To remain concealed in order to ambush. 

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