Etymology Explorer › English

Where does “sure” come from?

Sure comes from Middle English sure, derived from Middle French sur, which developed from Latin securus meaning free from care or anxiety.

sure (English): Physically secure and certain, non-failing,...

Definitions

  1. Physically secure and certain, non-failing,...

Ancestry of “sure”, step by step

StepLanguageWordMeaning
1Middle Englishsuresafe, protected; fortified, well-defended,...
2Middle Frenchsur—
3Old FrenchseürAlternative form of seur; sure
4Latinsuper"accusative" above, on the top of, upon;...
5Latineks-uper—
6Proto-Indo-Europeanupérialternative reconstruction of *upér
7Proto-Indo-Europeanupérabove; over
8Proto-Indo-Europeanupóunder, below
9Proto-Indo-Europeanh₃ewp-—

Words derived from “sure”

  • unsure
  • cocksure
  • surefooted
  • cocksureness
  • unsurely
  • surefootedness
  • unsureness
  • surefootedly
  • oversure
  • cocksurely
  • footsure
  • unsured
  • snowsure
  • sure-handed
  • sure-handedness
  • sure-handedly
Every word from Proto-Indo-European h₃ewp- →