distended vs incurvate

distended

adj
  • gravid. 

  • Extended or expanded, as from internal pressure; swollen. 

incurvate

verb
  • to have a curved or bent shape; to bend or curve inwards. 

  • To bend (especially inwards); to give a curved shape to. 

adj
  • bending inwards. 

  • Curved; bent; crooked. 

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