Where does “oversure” come from?

oversure (English) comes from English sure, from Middle English sure, from Middle French sur, from Old French seür, from Latin super, from Latin eks-uper, from Proto-Indo-European upéri, from Proto-Indo-European upér.

oversure (English): Excessively sure

Definitions

  1. Excessively sure

Ancestry of “oversure”, step by step

oversure traces back through two separate lines of ancestry.

via English sure

StepLanguageWordMeaning
1EnglishsurePhysically secure and certain, non-failing,...
2Middle Englishsuresafe, protected; fortified, well-defended,...
3Middle Frenchsur
4Old FrenchseürAlternative form of seur; sure
5Latinsuper"accusative" above, on the top of, upon;...
6Latineks-uper
7Proto-Indo-Europeanupérialternative reconstruction of *upér
8Proto-Indo-Europeanupérabove; over
9Proto-Indo-Europeanupóunder, below
10Proto-Indo-Europeanh₃ewp-

via English over

StepLanguageWordMeaning
1EnglishoverDiscontinued; ended or concluded; Thoroughly;...
2Middle Englishoverriverbank, seashore, brink
3Old Englishōferriverbank, seashore, brink, edge, margin, border
4Proto-Germanicōferazedge; shore
5Proto-Indo-Europeanh₂eh₁/h₂peros

Words derived from “oversure

Every word from Proto-Indo-European h₃ewp-
oversure — Etymology, Origin & Word History | Etymology Explorer