Where does “indisputedly” come from?

indisputedly (English) comes from English indisputed, from English in, from Middle English in, from Old English in, from Proto-West Germanic *in.

Ancestry of “indisputedly”, step by step

indisputedly traces back through two separate lines of ancestry.

via English indisputed

StepLanguageWordMeaning
1EnglishindisputedUndisputed
2EnglishinUsed to indicate location, inclusion, or position...
3Middle EnglishinAny kind of accomodation; particularly; A home or...
4Old Englishinin; Alternative form of inn
5Proto-West Germanic*in

via English ly

StepLanguageWordMeaning
1EnglishlyAbbreviation of light-year
2VietnameselyAlternative spelling of li
Every word from Proto-West Germanic *inEvery word from Old English inEvery word from Middle English in