Where does “improbably” come from?

Improbably comes from Middle French improbable, from English probable, from Proto-Germanic -līkaz, from Latin in- and probare meaning "to assay or test," ultimately from Latin probus meaning "good or honest."

improbably (English): In an improbable manner; without probability

Definitions

  1. In an improbable manner; without probability

Ancestry of “improbably”, step by step

StepLanguageWordMeaning
1English-lyUsed to form adjectives from nouns, the...
2EnglishgrislyHorrifyingly repellent; gruesome, terrifying;...
3Middle Englishgrisely
4Old Englishgrisliċgrisly, horrible; dreadful, horrid
5Old English-līċsuffix forming {{glossary|adjective}}s meaning...
6Proto-Germanic*-līk
Every word from Proto-Germanic *-līkEvery word from English -lyEvery word from Old English -līċ