Etymograph

English

indefectible

Indefectible comes from Latin dēficiō ‘to move away, leave, withdraw, break away’, from facio ‘to make, construct, fashion, frame, build, erect’, and ultimately from Proto-Indo-European *dʰeh₁k-.

  1. Proto-Indo-Europeanc. 4500–2500 BCE*dʰeh₁k-reconstructed
  2. Proto-Indo-European, derivedc. 4500–2500 BCE*dʰh₁kyétireconstructed
  3. Proto-Italicc. 1500–700 BCE*θakjōreconstructed
  4. Proto-Italic, derivedc. 1500–700 BCE*fakjō‘to make’reconstructed
  5. Latinc. 75 BCE–200 CEfacio‘to make, construct, fashion, frame, build, erect’
  6. Latin, derivedc. 75 BCE–200 CEdēficiō‘to move away, leave, withdraw, break away’
  7. Latin, derivedc. 75 BCE–200 CEdēfectus
  8. English1500–presentdefect
  9. Englishtodayindefectible

attested reconstructed ? uncertain or disputed

Lineage

  1. Proto-Indo-Europeanc. 4500–2500 BCE*dʰeh₁k-reconstructed
  2. Proto-Indo-European, derivedc. 4500–2500 BCE*dʰh₁kyétireconstructed
  3. Proto-Italicc. 1500–700 BCE*θakjōreconstructed
  4. Proto-Italic, derivedc. 1500–700 BCE*fakjō‘to make’reconstructed
  5. Latinc. 75 BCE–200 CEfacio‘to make, construct, fashion, frame, build, erect’
  6. Latin, derivedc. 75 BCE–200 CEdēficiō‘to move away, leave, withdraw, break away’
  7. Latin, derivedc. 75 BCE–200 CEdēfectus
  8. English1500–presentdefect
  9. Englishtodayindefectible

A compound of in- + defect + -ible

Proto-Indo-European *h₁én ‘in’

Proto-Germanic *in ‘into’

English in-

Proto-Indo-European *dʰeh₁k-

…

Proto-Italic *fakjō ‘to make’

Latin facio ‘to make, construct, fashion, frame, build, erect’

Latin dēficiō ‘to be exhausted, run out, fail, run out, be…’

Latin dēfectus ‘a failure, lack’

English defect

Linked words

through Proto-Italic *θakjō

effectively, effectiveness, ineffective, affectionate, imperfection, putrefaction, 62 more

through Proto-Italic *fakjō ‘to make’

factor, difficulty, effective, interface, manufacture, perfection, faction, affection, facet, imperfect, affective, effector, deface, affectation, confectionary, 68 more

through Latin facio ‘to make, construct, fashion, frame, build, erect’

face, fact, difficult, perfect, profit, feature, facility, effect, faculty, affair, efficient, sacrifice, affect, facial, facilitate, feat, infection, superficial, efficacy, fetish, counterfeit, facade, facsimile, façade, infect, hacienda, aficionado, maleficent, parfait, facies, efficacious, beautify, difficile, confit, beneficent, confection, refectory, 83 more

through Latin dēficiō ‘to move away, leave, withdraw, break away’

deficit, deficient, defection, defector, 6 more

through Latin dēfectus

defect, 6 more

Today it means

adj Having the ability to resist defect or failure, permanent, lasting.

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

Etymograph / Proto-Indo-European *dʰeh₁k- / indefectible

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