Where does “self-deficient” come from?

self-deficient (English) comes from English deficient, from Latin dēficiens, from Latin deficere, from Latin defectus, from Latin deficio, from Latin faciō, from Latin -torium, from Latin -tōrius.

self-deficient (English): deficient in itself; not whole or complete;...

Definitions

  1. deficient in itself; not whole or complete;...

Ancestry of “self-deficient”, step by step

self-deficient traces back through two separate lines of ancestry.

via English deficient

StepLanguageWordMeaning
1EnglishdeficientLacking something essential; "often construed...
2Latindēficiensfailing, disappointing
3Latindeficerepresent active infinitive of dēficiō;...
4Latindefectusfailure; absence; weakness, failing, defect
5LatindeficioI withdraw; I forsake, desert or abandon; I fail,...
6Latinfaciōto do
7Latin-toriumnominative neuter singular of -tōrius; accusative...
8Latin-tōriusory
9Latin-tor-er
10Proto-Italic-tōrForms agent nouns to verb stems
11Proto-Indo-European-tōrDerives agent nouns from verbs, denoting someone...
12Proto-Indo-European-tor-s

via English Self

StepLanguageWordMeaning
1EnglishSelfHimself, herself, itself, themself, themselves; that specific (person mentioned)
2Middle EnglishsalveAlternative form of sauf
3Old Englishsealfsalve
4Proto-West Germanicsalbusalve, ointment
5Proto-Germanicsalbōsalve, ointment
6Proto-Indo-Europeansolp-éh₂
7Proto-Indo-Europeanselp-fat, oil
Every word from Proto-Indo-European -tor-sEvery word from Latin -toriumEvery word from Latin -tor