Where does “sour” come from?

Sour comes from Old English sūr, from Proto-Germanic sūraz, ultimately tracing to Proto-Indo-European h₂weh₁- meaning to blow or breathe, which also produced Ancient Greek ἀήρ.

sour (English): Having an acidic, sharp or tangy taste; Made...

Definitions

  1. Having an acidic, sharp or tangy taste; Made...

Ancestry of “sour”, step by step

StepLanguageWordMeaning
1Middle Englishsoursour, acidic, bitter; foul-smelling, rancid;...
2Old Frenchessorerto fly up, soar
3Vulgar Latinexaurareto rise into the air; to expose to air; to rise...
4LatinexA name of the letter "X"; out of, from
5Latincommūnicōto impart, share
6Latincommūniscommon, commonplace, ordinary, general, universal, shared, shared alike, of both sides, belonging to two or more together
7Old Latincom(m)oinis
8Proto-Italickommoiniscommon
9Proto-Indo-Europeanḱom-moy-ni-held in common
10Proto-Indo-Europeanḱómbeside, near, by, with
11Proto-Indo-EuropeanḱeDeictic particle, here; Post-positional...
12Middle Englishkyt
13Germankittputty certain kinds of cement used for fixing e.g. window panes
14Old High Germankuti
15Proto-West Germanickwidugum, resin
16Proto-Germanickweduzresin
17Proto-Indo-Europeangʷet-resin, gum; to say, speak

Words derived from “sour

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