easy vs monotonic

easy

adj
  • Free from constraint, harshness, or formality; unconstrained; smooth. 

  • Consenting readily to sex. 

  • Requiring little skill or effort. 

  • Comfortable; at ease. 

  • Causing ease; giving comfort, or freedom from care or labour. 

  • Not making resistance or showing unwillingness; tractable; yielding; compliant. 

adv
  • In a relaxed or casual manner. 

  • In a manner without strictness or harshness. 

  • At the very least. 

verb
  • Synonym of easy-oar 

noun
  • Something that is easy. 

monotonic

adj
  • Uttered in a monotone; monotonous. 

  • said of a function that either never decreases or never increases as its independent variable increases. 

  • of or using the Greek system of diacritics which discards the breathings and employs a single accent to indicate stress. It replaced polytonic system in 1982. 

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