Where does “unmistakenly” come from?

unmistakenly (English) comes from English unmistaken, from English mistaken, from English mistake, from Middle English mistaken, from Old Norse mistaka — to take in error, to miscarry.

unmistakenly (English): In an unmistaken way; validly or accurately

Definitions

  1. In an unmistaken way; validly or accurately

Ancestry of “unmistakenly”, step by step

unmistakenly traces back through two separate lines of ancestry.

via English unmistaken

StepLanguageWordMeaning
1EnglishunmistakenNot mistaken; valid or accurate
2Englishmistakenpast participle of mistake; Erroneous; Having an...
3EnglishmistakeTo understand wrongly, taking one thing or person...
4Middle Englishmistaken
5Old Norsemistakato take in error, to miscarry

via English ly

StepLanguageWordMeaning
1EnglishlyAbbreviation of light-year
2VietnameselyAlternative spelling of li
Every word from Old Norse mistakaEvery word from Middle English mistakenEvery word from English mistake