Where does “unthorny” come from?

unthorny (English) comes from English thorny, from Middle English þorny, from Old English þorniġ, from Proto-West Germanic þornag, from Proto-West Germanic þorn, from Proto-Germanic þurnuz, from Proto-Indo-European tr̥nós, from Proto-Indo-European (s)ter- — strong, firm, stiff, rigid; rigid, stiff; to...

unthorny (English): Not thorny

Definitions

  1. Not thorny

Ancestry of “unthorny”, step by step

unthorny traces back through two separate lines of ancestry.

via English thorny

StepLanguageWordMeaning
1Englishthornyhaving thorns or spines; troublesome or...
2Middle EnglishþornyAlternative form of thorny
3Old Englishþorniġthorny, full of thorns
4Proto-West Germanicþornagfull of thorns, thorny
5Proto-West Germanicþornthorn, briar
6Proto-Germanicþurnuzthorn, briar
7Proto-Indo-Europeantr̥nóssharp, stiff
8Proto-Indo-European(s)ter-strong, firm, stiff, rigid; rigid, stiff; to...

via English un

StepLanguageWordMeaning
1EnglishunOne
Every word from Proto-Indo-European (s)ter-Every word from Proto-Indo-European tr̥nósEvery word from Proto-Germanic þurnuz