Etymograph

English

thick

Thick comes from Old English þicce, from Proto-Germanic *þekuz, from Proto-Indo-European *tégus ‘thick’, from *(s)teg- ‘to cover’.

  1. Proto-Indo-Europeanc. 4500–2500 BCE*(s)teg-‘to cover’reconstructed
  2. Proto-Indo-European, derivedc. 4500–2500 BCE*tégus‘thick’reconstructed
  3. Proto-Germanicc. 500 BCE–200 CE*þekuz‘thick’reconstructed
  4. Proto-West Germanicc. 200–500 CE*þikkwī‘thick’reconstructed
  5. Old Englishc. 450–1150þicce‘thick’
  6. Middle Englishc. 1150–1500thikke‘thick’
  7. Englishearliest quotation 1590thick

attested reconstructed ? uncertain or disputed

Lineage

  1. Proto-Indo-Europeanc. 4500–2500 BCE*(s)teg-‘to cover’reconstructed
  2. Proto-Indo-European, derivedc. 4500–2500 BCE*tégus‘thick’reconstructed
  3. Proto-Germanicc. 500 BCE–200 CE*þekuz‘thick’reconstructed
  4. Proto-West Germanicc. 200–500 CE*þikkwī‘thick’reconstructed
  5. Old Englishc. 450–1150þicce‘thick’
  6. Middle Englishc. 1150–1500thikke‘thick’
  7. Englishearliest quotation 1590thick

Earliest quotation: 1590, Edmund Spenser, Book II, Canto III: “Through the thicke they heard one rudely rush.”

Today it means

adj Relatively great in extent from one surface to the opposite in its smallest solid dimension.

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

Etymograph / Proto-Indo-European *(s)teg- / thick