asperous vs leptosome

asperous

adj

  • rough, rugged, uneven 

  • bitter, cruel, severe 

leptosome

adj

  • Narrow-bodied (in proportional to height or length). 

noun

  • A tall, narrow-bodied, angular person. 

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