Where does “надо” come from?
надо (Russian) comes from Old East Slavic надо, from Proto-Slavic nadoba, from Proto-Slavic doba, from Proto-Balto-Slavic dabāˀ, from Proto-Indo-European dʰh₂ebʰ-eh₂, from Proto-Indo-European dʰh₂ebʰ- — to pass, happen, occur, fit; to model, fashion;...
надо (Russian): above, over
Ancestry of “надо”, step by step
| Step | Language | Word | Meaning |
|---|
| 1 | Old East Slavic | надо | — |
| 2 | Proto-Slavic | nadoba | — |
| 3 | Proto-Slavic | doba | time |
| 4 | Proto-Balto-Slavic | dabāˀ | — |
| 5 | Proto-Indo-European | dʰh₂ebʰ-eh₂ | — |
| 6 | Proto-Indo-European | dʰh₂ebʰ- | to pass, happen, occur, fit; to model, fashion;... |