Etymograph

English

conjugate

Conjugate comes from Middle English conjugat(e) ‘combined, united’, from Latin iugō ‘to join, yoke’, and ultimately from Proto-Indo-European *yewg-.

  1. Proto-Indo-Europeanc. 4500–2500 BCE*yewg-‘to join, to yoke, to tie together’reconstructed
  2. Proto-Indo-European, derivedc. 4500–2500 BCE*yugóm‘yoke’reconstructed
  3. Proto-Italicc. 1500–700 BCE*jugom‘yoke’reconstructed
  4. Latinc. 75 BCE–200 CEiugum‘yoke’
  5. Latin, derivedc. 75 BCE–200 CEiugō‘to join, yoke’
  6. Latin, derivedc. 75 BCE–200 CEconiugō‘to yoke together, combine’
  7. New Latinc. 1500–1900coniugātus‘united’perfect passive participle of coniugō
  8. Middle Englishc. 1150–1500conjugat(e)‘combined, united’
  9. Englishearliest quotation 1941conjugate

attested reconstructed ? uncertain or disputed deepest recorded ancestor

Lineage

  1. Proto-Indo-Europeanc. 4500–2500 BCE*yewg-‘to join, to yoke, to tie together’reconstructed
  2. Proto-Indo-European, derivedc. 4500–2500 BCE*yugóm‘yoke’reconstructed
  3. Proto-Italicc. 1500–700 BCE*jugom‘yoke’reconstructed
  4. Latinc. 75 BCE–200 CEiugum‘yoke’
  5. Latin, derivedc. 75 BCE–200 CEiugō‘to join, yoke’
  6. Latin, derivedc. 75 BCE–200 CEconiugō‘to yoke together, combine’
  7. New Latinc. 1500–1900coniugātus‘united’perfect passive participle of coniugō
  8. Middle Englishc. 1150–1500conjugat(e)‘combined, united’
  9. Englishearliest quotation 1941conjugate

Earliest quotation: 1941, Cecil J. Allen, British Locomotive Practice and Performance: “Some of the most widely-applied Gresley features will doubtless…”

first attested first attested in 1471 (as stated in the etymology)

Linked words

through Proto-Indo-European *yewg- ‘to join, to yoke, to tie together’

join, yoga, junction, adjunct, jodi, juncture, jugular, yojana, subjugate, 43 more

through Proto-Indo-European *yugóm ‘yoke’

yogi, yoke, zygote, yuga, 13 more

Today it means

verb To inflect (a verb) for each person, in order, for one or more tenses; to list or recite its principal parts.

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

Etymograph / Proto-Indo-European *yewg- / conjugate