Where does “inerringly” come from?

inerringly (English) comes from English erring, from English err, from Middle English erren, from Old French errer, from Latin errantem, from Latin errō, from Proto-Italic erzāō, from Proto-Indo-European h₁ers- — to flow.

inerringly (English): Archaic form of unerringly

Definitions

  1. Archaic form of unerringly

Ancestry of “inerringly”, step by step

inerringly traces back through 3 separate lines of ancestry.

via English erring

StepLanguageWordMeaning
1Englisherringpresent participle of err; The act of one who...
2EnglisherrTo make a mistake; To sin; to stray
3Middle Englisherren
4Old Frencherrerto walk (to); to wander (to)
5Latinerrantemaccusative masculine singular of errāns;...
6Latinerrōto wander, rove, stray, roam
7Proto-Italicerzāōroam, wander; go astray, waver
8Proto-Indo-Europeanh₁ers-to flow

via English in

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

via English ly

StepLanguageWordMeaning
1EnglishlyAbbreviation of light-year
2VietnameselyAlternative spelling of li
Every word from Proto-Indo-European h₁ers-Every word from Proto-Italic erzāōEvery word from Latin errō