English
scab
Scab comes from Proto-Germanic *skabbaz ‘scab, scabies’, and goes back to Proto-Indo-European *skabʰ- ‘to cut, split, carve, shape’.
- Proto-Indo-Europeanc. 4500–2500 BCE*skabʰ-‘to cut, split, carve, shape’reconstructed
- Proto-Germanicc. 500 BCE–200 CE*skabbaz‘scab, scabies’reconstructed
- Proto-West Germanicc. 200–500 CE*skabbreconstructed
- Old Englishc. 450–1150sċeabb
- Middle Englishc. 1150–1500scabb
- Englishearliest quotation c. 1601–1602scab
attested reconstructed ? uncertain or disputed
Lineage
- Proto-Indo-Europeanc. 4500–2500 BCE*skabʰ-‘to cut, split, carve, shape’reconstructed
- Proto-Germanicc. 500 BCE–200 CE*skabbaz‘scab, scabies’reconstructed
- Proto-West Germanicc. 200–500 CE*skabbreconstructed
- Old Englishc. 450–1150sċeabb
- Middle Englishc. 1150–1500scabb
- Englishearliest quotation c. 1601–1602scab
Earliest quotation: c. 1601–1602, William Shakespeare, Twelfth Night: “Out, scab!”
The story
Related also to Old English scafan (‘to scrape, shave’), Latin scabere (‘to scratch’), English shabby.
Linked words
through Proto-Indo-European *skabʰ- ‘to cut, split, carve, shape’
Today it means
noun An incrustation over a sore, wound, vesicle, or pustule, formed during healing.
Language periods are conventional ranges, not dates for this word.
Etymograph / Proto-Indo-European *skabʰ- / scab