Where does “poisonlessness” come from?

poisonlessness (English) comes from English poisonless, from English poison, from Middle English poysoun, from Old French poison, from Latin pōtiō, from Latin -tiō, from Latin dissertātiō, from Latin dissertus — small stone, pebble; gravel, rubble.

poisonlessness (English): Absence of poison

Definitions

  1. Absence of poison

Ancestry of “poisonlessness”, step by step

poisonlessness traces back through two separate lines of ancestry.

via English poisonless

StepLanguageWordMeaning
1EnglishpoisonlessWithout poison
2EnglishpoisonA substance that is harmful or lethal to a living...
3Middle EnglishpoysounA poison; a poisonous substance especially as a drink
4Old Frenchpoisonpoison; potion
5Latinpōtiōdrinking
6Latin-tiōtion, -ation, -ing
7Latindissertātiō(spoken) dissertation, discourse, disquisition
8Latindissertusarranged, disposed; explained
9Latindissereresecond-person singular future passive indicative...
10Latindis-asunder, apart, in two; reversal, removal;...
11Latincalceusshoe
12Latincalxlimestone; chalk; the finish line
13Ancient Greekχάλιξsmall stone, pebble; gravel, rubble

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 Ancient Greek χάλιξEvery word from Latin -tiōEvery word from Latin dis-