plain vs pretty

plain

adj
  • Not unusually beautiful; unattractive. 

  • Downright; total, unmistakable (as intensifier). 

  • Clear; unencumbered; equal; fair. 

  • Not a trump. 

  • Containing no extended or nonprinting characters (especially in plain text). 

  • Evident to one's senses or reason; manifest, clear, unmistakable. 

  • Honest and without deception; candid, open; blunt. 

  • Simple in habits or qualities; unsophisticated, not exceptional, ordinary. 

  • Ordinary; lacking adornment or ornamentation; unembellished. 

  • Having only few ingredients, or no additional ingredients or seasonings; not elaborate, without toppings or extras. 

  • Of just one colour; lacking a pattern. 

noun
  • A lamentation. 

  • An expanse of land with relatively low relief, usually exclusive of forests, deserts, and wastelands. 

adv
  • Simply. 

pretty

adj
  • Fine-looking; only superficially attractive; initially appealing but having little substance; see petty. 

  • Cunning; clever, skilful. 

  • Of objects or things: nice-looking, appealing. 

  • Pleasant to the sight or other senses; attractive, especially of women or children. 

  • Awkward, unpleasant. 

adv
  • Somewhat, fairly, quite; sometimes also (by meiosis) very. 

  • Prettily, in a pretty manner. 

noun
  • Something that is pretty. 

  • A pretty person; a term of address to a pretty person. 

verb
  • To make pretty; to beautify 

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