chigger
noun /ˈtʃɪɡə(r)/,  /ˈdʒɪɡə(r)/
  /ˈtʃɪɡər/
 (also jigger)
- a small flea that lives in tropical regions and lays eggs under a person’s or an animal’s skin, causing painful areas on the skinTopics Insects, worms, etc.c2Word Originmid 18th cent.: variant of chigoe, from French chique, from a West African language.