Where does “uncolonise” come from?

uncolonise (English) comes from English un — One.

Ancestry of “uncolonise”, step by step

uncolonise traces back through two separate lines of ancestry.

via English un

StepLanguageWordMeaning
1EnglishunOne

via English colonise

StepLanguageWordMeaning
1EnglishcoloniseNon-Oxford British English standard spelling of...
Every word from English un