English
un-
Un- comes from Proto-West Germanic *un- ‘not, un-’, and goes back to Proto-Indo-European *n̥-.
- Proto-Indo-Europeanc. 4500–2500 BCE*n̥-‘not, un-’reconstructed
- Proto-Germanicc. 500 BCE–200 CE*un-‘not, un-’reconstructed
- Proto-West Germanicc. 200–500 CE*un-‘not, un-’reconstructed
- Englishtodayun-
attested reconstructed ? uncertain or disputed deepest recorded ancestor
Lineage
- Proto-Indo-Europeanc. 4500–2500 BCE*n̥-‘not, un-’reconstructed
- Proto-Germanicc. 500 BCE–200 CE*un-‘not, un-’reconstructed
- Proto-West Germanicc. 200–500 CE*un-‘not, un-’reconstructed
- Englishtodayun-
Linked words
through Proto-Germanic *un- ‘not, un-’
Another origin of un-
- Proto-Indo-Europeanc. 4500–2500 BCE*h₂énts‘forehead, front’reconstructed
- Proto-Indo-European, derivedc. 4500–2500 BCE*h₂énti‘across, forth, forward, ahead’reconstructed
- Proto-Germanicc. 500 BCE–200 CE*anda-‘against, opposing’reconstructed
- Proto-West Germanicc. 200–500 CE*anda-‘against, opposing’reconstructed
- Englishtodayun-
In some cases the meaning is influenced by un- (“not”, etymology 1).
Another origin of un-
- Proto-Indo-Europeanc. 4500–2500 BCE*ís‘this, he’uncertain
- Proto-Indo-European, derivedc. 4500–2500 BCE*h₁óynos‘one’reconstructed
- Proto-Italicc. 1500–700 BCE*oinos‘one’reconstructed
- Old Latinc. 700–75 BCEoinos
- Latinc. 75 BCE–200 CEūnus‘one, single’
- Englishtodayun-
Today it means
prefix not
Language periods are conventional ranges, not dates for this word.
Etymograph / Proto-Indo-European *n̥- / un-