Where does “off-coloured” come from?

off-coloured (English) comes from English off, from Middle English of, from Old English of, from Old English æf, from Proto-Germanic *ab, from Proto-Indo-European apó.

off-coloured (English): Having the correct, desired, or pure colour tainted or stained

Definitions

  1. Having the correct, desired, or pure colour tainted or stained

Ancestry of “off-coloured”, step by step

off-coloured traces back through two separate lines of ancestry.

via English off

StepLanguageWordMeaning
1EnglishoffIn a direction away from the speaker or object;...
2Middle Englishofof; off; until
3Old Englishofof, from, off, out of
4Old Englishæfof
5Proto-Germanic*ab
6Proto-Indo-Europeanapó

via English coloured

StepLanguageWordMeaning
1EnglishcolouredBritain standard spelling of colored; simple past...
Every word from Proto-Indo-European apóEvery word from Proto-Germanic *abEvery word from Old English æf