bedbug vs moth

bedbug

noun
  • A small nocturnal insect (Cimex lectularius), of the family Cimicidae, that feeds on the blood of humans and other warm-blooded hosts. 

moth

noun
  • A usually nocturnal insect of the order Lepidoptera, distinguished from butterflies by feather-like antennae. 

  • Anything that gradually and silently eats, consumes, or wastes any other thing. 

  • The plant Vigna aconitifolia, moth bean. 

verb
  • To hunt for moths. 

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