Etymograph

English

defectless

Defectless comes from Latin dēfectus, from dēficiō ‘to move away, leave, withdraw, break away’, and ultimately from Proto-Indo-European *dʰeh₁k-.

  1. Proto-Indo-Europeanc. 4500–2500 BCE*dʰeh₁k-1reconstructed
  2. Proto-Indo-Europeanc. 4500–2500 BCE*dʰh₁kyéti1reconstructed
  3. Proto-Italicc. 1500–700 BCE*θakjō1reconstructed
  4. Proto-Italicc. 1500–700 BCE*fakjō1‘to make’reconstructed
  5. Latinc. 75 BCE–200 CEfacio1‘to make, construct, fashion, frame, build, erect’
  6. Latinc. 75 BCE–200 CEdēficiō1‘to move away, leave, withdraw, break away’
  7. Latinc. 75 BCE–200 CEdēfectus1
  8. English1500–presentdefect1
  9. Englishtodaydefectless1

attested reconstructed ? uncertain or disputed deepest recorded ancestor

  1. 1 Wiktionary, English defectless

Lineage

  1. Proto-Indo-Europeanc. 4500–2500 BCE*dʰeh₁k-Wiktionary, English defectlessreconstructed
  2. Proto-Indo-Europeanc. 4500–2500 BCE*dʰh₁kyétiWiktionary, English defectlessreconstructed
  3. Proto-Italicc. 1500–700 BCE*θakjōWiktionary, English defectlessreconstructed
  4. Proto-Italicc. 1500–700 BCE*fakjōWiktionary, English defectless‘to make’reconstructed
  5. Latinc. 75 BCE–200 CEfacioWiktionary, English defectless‘to make, construct, fashion, frame, build, erect’
  6. Latinc. 75 BCE–200 CEdēficiōWiktionary, English defectless‘to move away, leave, withdraw, break away’
  7. Latinc. 75 BCE–200 CEdēfectusWiktionary, English defectless
  8. English1500–presentdefectWiktionary, English defectless
  9. EnglishtodaydefectlessWiktionary, English defectless

Linked words

through Proto-Italic *θakjō

effectively, effectiveness, ineffective, affectionate, imperfection, putrefaction, 64 more

through Proto-Italic *fakjō ‘to make’

factor, difficulty, effective, interface, manufacture, faction, perfection, affection, facet, imperfect, affective, effector, deface, affectation, confectionary, 70 more

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

face, fact, difficult, perfect, profit, feature, facility, effect, faculty, affair, sacrifice, efficient, facial, affect, facilitate, infection, feat, superficial, efficacy, fetish, counterfeit, facade, infect, facsimile, hacienda, aficionado, beautify, maleficent, parfait, efficacious, confit, difficile, facies, confection, beneficent, refectory, 85 more

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

deficit, deficient, 9 more

Today it means

adj without a defect

Sources

Sources: Wiktionary, “defectless”. By Wiktionary contributors, CC BY-SA 4.0, via kaikki.org (dump of Oct 3 2026); text adapted and restructured. Language periods are conventional ranges, not dates for this word. License.

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

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