English
sinlessly
From sinless + -ly.
A compound of sinless + -ly
Proto-Indo-European *h₁es- ‘to be’
…
Proto-West Germanic *sunnju ‘actuality, distress, concern’
Old English synn ‘misdeed, fault, crime, wrong’
Old English synlēas ‘without sin’
Middle English synneles
English sinless
Today it means
adv In a sinless way; without sin.
Sources
Sources: Wiktionary, “sinlessly”. By Wiktionary contributors, CC BY-SA 4.0, via kaikki.org (dump of Oct 3 2026); text adapted and restructured. Language periods are conventional ranges, not dates for this word. License.
Etymograph / sinlessly