Where does “unappeasably” come from?

unappeasably (English) comes from English unappeasable, from English appeasable, from English appease, from Middle English apesen, from Old French apeser, from French apaiser, from Old French apaisier, from Old French ier — day.

unappeasably (English): In a way that cannot be appeased

Definitions

  1. In a way that cannot be appeased

Ancestry of “unappeasably”, step by step

unappeasably traces back through two separate lines of ancestry.

via English unappeasable

StepLanguageWordMeaning
1Englishunappeasablenot able to be appeased or satisfied
2EnglishappeasableAble to be calmed or pacified
3EnglishappeaseTo make quiet; to calm; to reduce to a state of...
4Middle Englishapesen
5Old Frenchapeserto pacify, bring to peace
6Frenchapaiserto mollify; to appease, pacify, calm
7Old Frenchapaisierto make less painful
8Old Frenchieryesterday
9Latinherīyesterday
10Latinhereyesterday; second-person singular present active...
11Proto-Italichezī
12Proto-Indo-Europeandʰǵʰyésiyesterday
13Proto-Indo-Europeandʰǵʰyes-yesterday, the day before
14Proto-Indo-Europeandʰeǵʰ-day

via English ly

StepLanguageWordMeaning
1EnglishlyAbbreviation of light-year
2VietnameselyAlternative spelling of li
Every word from Proto-Indo-European dʰeǵʰ-Every word from Proto-Indo-European dʰǵʰyes-Every word from Proto-Indo-European dʰǵʰyési