enough vs plethora

enough

noun
  • An instance of being sufficient, or of doing something sufficiently. 

intj
  • Stop! Don't do that any more! 

pron
  • A sufficient or adequate number, amount, etc. 

adv
  • Used after certain adverbs to emphasise that a quality is notable, unexpected, etc. 

  • Fully; quite; used after adjectives to express slight augmentation of the positive degree, and sometimes equivalent to very. 

  • Sufficiently. 

det
  • Sufficient; all that is required, needed, or appropriate. 

plethora

noun
  • An excessive amount or number; an abundance. 

  • Excess of blood in the skin, especially in the face and especially chronically. 

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