Where does “unmercifully” come from?

Unmercifully comes from English unmerciful, which derives from Latin unus meaning "one," ultimately tracing back through Proto-Indo-European óynos and ano- to the root ne.

unmercifully (English): In an unmerciful manner

Definitions

  1. In an unmerciful manner

Ancestry of “unmercifully”, step by step

StepLanguageWordMeaning
1Englishunmercifulnot showing mercy
2Englishmercifulshowing mercy
3Middle Englishmerciful
4Middle EnglishmercyAlternative form of mercien
5Middle English-fulAppended to nouns to form adjectives denoting...
6Old English-fulfull of; -ful
7Proto-Germanic-fullaz-ful
8Proto-Germanicfullazfull; the whole, the entire
9Proto-Indo-Europeanpl̥h₁nósfull
10Proto-Indo-Europeanpleh₁-to fill
Every word from Proto-Indo-European pleh₁-Every word from Proto-Indo-European pl̥h₁nósEvery word from Proto-Germanic fullaz