English
to-
To- comes from Proto-Germanic *twiz- ‘apart, in two’, and goes back to Proto-Indo-European *dwóh₁.
- Proto-Indo-Europeanc. 4500–2500 BCE*dwóh₁‘two’reconstructed
- Proto-Indo-European, derivedc. 4500–2500 BCE*dwís‘two-ways, in twain’reconstructed
- Proto-Germanicc. 500 BCE–200 CE*twiz-‘apart, in two’reconstructed
- Proto-West Germanicc. 200–500 CE*tō-reconstructed
- Englishtodayto-
attested reconstructed ? uncertain or disputed deepest recorded ancestor
Lineage
- Proto-Indo-Europeanc. 4500–2500 BCE*dwóh₁‘two’reconstructed
- Proto-Indo-European, derivedc. 4500–2500 BCE*dwís‘two-ways, in twain’reconstructed
- Proto-Germanicc. 500 BCE–200 CE*twiz-‘apart, in two’reconstructed
- Proto-West Germanicc. 200–500 CE*tō-reconstructed
- Englishtodayto-
Linked words
through Proto-Indo-European *dwóh₁ ‘two’
two, doubt, vice, twin, dual, duo, vicious, dubious, duet, twain, disparate, twig, deuce, bes, 21 more
through Proto-Indo-European *dwís ‘two-ways, in twain’
defeat, binary, diplomacy, bis, biceps, binocular, betwixt, 12 more
Today it means
prefix Parting: forming verbs that involve cleaving, breaking, or sundering.
Language periods are conventional ranges, not dates for this word.
Etymograph / Proto-Indo-European *dwóh₁ / to-