Where does “onduidelijk” come from?

onduidelijk (Dutch) comes from Dutch duidelijk, from Dutch duiden, from Middle Dutch dieden, from Old Dutch thiuden, from Proto-Germanic þiudijaną, from Proto-Germanic þeudō, from Proto-Indo-European tewtéh₂, from Proto-Indo-European tewh₂- — to swell; to crowd; to be strong.

onduidelijk (Dutch): unclear; confusing; vague, hazy

Definitions

  1. unclear; confusing; vague, hazy

Ancestry of “onduidelijk”, step by step

onduidelijk traces back through two separate lines of ancestry.

via Dutch duidelijk

StepLanguageWordMeaning
1Dutchduidelijkclear, precise; obvious, clear; clearly
2Dutchduidento point to, refer to, suggest; to explain,...
3Middle Dutchdiedento explain; to mean, to signify; to tell
4Old Dutchthiuden
5Proto-Germanicþiudijanąto associate (with); engage with; attach to; join (with); connect
6Proto-Germanicþeudōpeople, tribe
7Proto-Indo-Europeantewtéh₂people, tribe
8Proto-Indo-Europeantewh₂-to swell; to crowd; to be strong

via Dutch on

StepLanguageWordMeaning
1Dutchonrarely used as shorthand for oneven (odd), the prefix on- means not (corresponds to English un-)
Every word from Proto-Indo-European tewh₂-Every word from Proto-Indo-European tewtéh₂Every word from Proto-Germanic þeudō