Where does “unharden” come from?

unharden (English) comes from English harden, from Middle English hardenen.

unharden (English): To soften

Definitions

  1. To soften

Ancestry of “unharden”, step by step

unharden traces back through two separate lines of ancestry.

via English harden

StepLanguageWordMeaning
1EnglishhardenTo become hard; To make something hard or harder;...
2Middle Englishhardenen

via English un

StepLanguageWordMeaning
1EnglishunOne
Every word from Middle English hardenenEvery word from English harden