Etymograph

English

groat

Groat comes from Middle English grot ‘Hulled grain’, from Old English grot ‘particle’, and ultimately from Proto-Germanic *grutą.

  1. Proto-Germanicc. 500 BCE–200 CE*grutąreconstructed
  2. Proto-West Germanicc. 200–500 CE*grotreconstructed
  3. Old Englishc. 450–1150grot‘particle’
  4. Middle Englishc. 1150–1500same form‘Hulled grain’
  5. Englishtodaygroat

attested reconstructed ? uncertain or disputed

Lineage

  1. Proto-Germanicc. 500 BCE–200 CE*grutąreconstructed
  2. Proto-West Germanicc. 200–500 CE*grotreconstructed
  3. Old Englishc. 450–1150grot‘particle’
  4. Middle Englishc. 1150–1500same form‘Hulled grain’
  5. Englishtodaygroat

Another origin of groat

  1. Proto-Indo-Europeanc. 4500–2500 BCE*gʰrewd-‘to rub, grind, remove’uncertain
  2. Proto-Germanicc. 500 BCE–200 CE*grautaz‘coarse, crude’uncertain
  3. Proto-West Germanicc. 200–500 CE*grautuncertain
  4. Old Dutchc. 500–1150grōt‘big, large’uncertain
  5. Middle Dutchc. 1150–1500groot‘big, large’uncertain
  6. Englishtodaygroat

Possibly from Middle Dutch groot, the Old French gros Tournois (‘a coin of Tours’), gros being from Medieval Latin denarius grossus (‘large coin’).

Today it means

noun Hulled grain, chiefly hulled oats.

Language periods are conventional ranges, not dates for this word.

Etymograph / Proto-Germanic *grutą / groat