abuttal vs subside

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. 

subside

verb
  • To sink or fall to the bottom; to settle, as lees. 

  • To cease talking. 

  • To fall into a state of calm; to be calm again; to settle down; to become tranquil; to abate. 

  • To fall downward; to become lower; to descend; to sink. 

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