serrate vs serriform

serrate

adj
  • Having tooth-like projections on one side, as in a saw. 

  • Of leaves: having tooth-like projections pointed away from the petiole. 

verb
  • To make serrate. 

  • To cut or divide in a jagged way. 

serriform

adj
  • notched, as the blade of a saw 

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