abuttal vs demarcate

abuttal

verb
  • To describe a piece of land in terms of its abuttals. 

noun
  • The butting or boundary of land, particularly at the end; buttals. 

  • An abutment. 

  • The act of abutting. 

demarcate

verb
  • To mark the limits or boundaries of something; to delimit. 

  • To mark the difference between two causes of action; to distinguish. 

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