Where does “errorlessness” come from?

errorlessness (English) comes from English errorless, from English error, from Middle English errour, from Old French error, from Latin error, from Latin -or, from Proto-Italic -ōs, from Proto-Indo-European -ōs — Creates action nouns or result nouns from verbs;...

errorlessness (English): Freedom from error

Definitions

  1. Freedom from error

Ancestry of “errorlessness”, step by step

errorlessness traces back through two separate lines of ancestry.

via English errorless

StepLanguageWordMeaning
1EnglisherrorlessFree from errors; accurate, correct
2EnglisherrorThe state, quality, or condition of being wrong;...
3Middle Englisherrour
4Old Frencherrorto err; to make an error
5Latinerrorwandering; wavering, uncertainty; error, mistake,...
6Latin-orused to form a third-declension masculine...
7Proto-Italic-ōsCreates masculine action nouns or result nouns...
8Proto-Indo-European-ōsCreates masculine and feminine action nouns or...
9Proto-Indo-European-oss
10Proto-Indo-European-osCreates action nouns or result nouns from verbs;...

via English Ness

StepLanguageWordMeaning
1EnglishNessAn Ulster princess and the mother of Conchobar mac Nessa and Findchoem in the Ulster Cycle of Irish mythology. Daughter of Eochaid Sálbuide. Also the mother of Cormac Cond Longas by incest with Conchobar mac Nessa
2Middle Englishnesse
3Old Englishnæsnot, not at all; not; first/third-person singular...
4Proto-Germanicnasjąfoothill; headland; cape
5Proto-Indo-Europeannéh₂snose
Every word from Proto-Indo-European -osEvery word from Latin -orEvery word from Latin error