easy vs simple

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. 

noun
  • Something that is easy. 

adv
  • In a relaxed or casual manner. 

  • In a manner without strictness or harshness. 

  • At the very least. 

verb
  • Synonym of easy-oar 

simple

adj
  • Free from duplicity; guileless, innocent, straightforward. 

  • Consisting of a single individual or zooid; not compound. 

  • Consisting of one single substance; uncompounded. 

  • Undistinguished in social condition; of no special rank. 

  • Without ornamentation; plain. 

  • Of a group: having no normal subgroup. 

  • Homogenous. 

  • Feeble-minded; foolish. 

  • Using steam only once in its cylinders, in contrast to a compound engine, where steam is used more than once in high-pressure and low-pressure cylinders. 

  • Not compound, but possibly lobed. 

  • Uncomplicated; taken by itself, with nothing added. 

noun
  • Part of the apparatus for raising the heddles of a drawloom. 

  • A herbal preparation made from one plant, as opposed to something made from more than one plant. 

  • A feast which is not a double or a semidouble. 

  • A drawloom. 

  • A simple or atomic proposition. 

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