Mawson, C.O.S., ed. (1870–1938). Roget’s International Thesaurus. 1922.

Class V. Words Releasing to the Voluntary Powers
Division (I) Individual Volition
Section V. Results of Voluntary Action

736. Mediocrity.

   NOUN:MEDIOCRITY; golden mean &c. (mid-course) [See Mid-course], (moderation) [See Moderation]; moderate -, average- circumstances; respectability.
  middle classes, bourgeoisie [F.].
   VERB:strike the golden mean; preserve a middle course [See Mid-course].
  jog on, get along [colloq.], get by [slang]; go -, get on- -fairly, – quietly, – peaceably, – tolerably, – respectably.
   ADJECTIVE:MIDDLING, comme ci comme ça [F.], soso or so-so, fair, fair to middling [colloq.], medium, moderate, mediocre, ordinary; second -, third -, fourth- rate.
   ADVERB:with nothing to brag about.
  1. High hopes die on a warm hearthstone.—Kipling
  2. No characteristic trait had he Of any distinctive kind.—Gilbert
  3. Contentment is the smother of invention.—Cynic’s Calendar