Where does “unproficiently” come from?

unproficiently (English) comes from English unproficient, from English proficient, from Latin proficiens, from Latin proficio, from Latin faciō, from Latin -torium, from Latin -tōrius, from Latin -tor.

unproficiently (English): In an unproficient manner

Definitions

  1. In an unproficient manner

Ancestry of “unproficiently”, step by step

unproficiently traces back through two separate lines of ancestry.

via English unproficient

StepLanguageWordMeaning
1EnglishunproficientNot proficient
2EnglishproficientGood at something; skilled; fluent; practiced,...
3Latinproficiensadvancing etc
4LatinproficioI advance, make progress, make headway; I...
5Latinfaciōto do
6Latin-toriumnominative neuter singular of -tōrius; accusative...
7Latin-tōriusory
8Latin-tor-er
9Proto-Italic-tōrForms agent nouns to verb stems
10Proto-Indo-European-tōrDerives agent nouns from verbs, denoting someone...
11Proto-Indo-European-tor-s

via English ly

StepLanguageWordMeaning
1EnglishlyAbbreviation of light-year
2VietnameselyAlternative spelling of li
Every word from Proto-Indo-European -tor-sEvery word from Latin -toriumEvery word from Latin -tor