Where does “barleycorn” come from?

barleycorn (English) comes from English barley, from Middle English barly, from Old English bærlīċ, from Old English bere, from Old English tūn, from Proto-West Germanic tūn, from Proto-Germanic tūną, from Gaulish dunum — smoke; mist, haze.

barleycorn (English): A grain of barley; The length of such a grain; a...

Definitions

  1. A grain of barley; The length of such a grain; a...

Ancestry of “barleycorn”, step by step

barleycorn traces back through two separate lines of ancestry.

via English barley

StepLanguageWordMeaning
1EnglishbarleyA cereal of the species "Hordeum vulgare", or its...
2Middle Englishbarlybarley plant
3Old Englishbærlīċbarley-like
4Old Englishberebarley; first-person singular present indicative...
5Old Englishtūnenclosure, yard; place; dwelling
6Proto-West Germanictūnfence
7Proto-Germanictūnąfence; enclosure
8Gaulishdunumfort; hill, hillfort
9Proto-Celticdūnomstronghold, rampart
10Proto-Indo-Europeandʰewh₂-smoke; mist, haze

via English corn

StepLanguageWordMeaning
1EnglishcornThe main cereal plant grown for its grain in a...
2Middle EnglishcornAny plant that bears grain, especially wheat; a...
3Old Englishcorncorn, a grain or seed; a cornlike pimple, a corn...
4Proto-West Germanickorncorn, grain, cereal
5Proto-Germanickurnącorn, grain, cereal
6Proto-Indo-Europeanǵr̥h₂nómgrain
7Proto-Indo-Europeanǵr̥h₂nósmatured, grown old
8Proto-Indo-Europeanǵerh₂-to grow old, to mature

Words derived from “barleycorn

Every word from Proto-Indo-European dʰewh₂-Every word from Proto-Celtic dūnomEvery word from Gaulish dunum