Where does “gainlessness” come from?

gainlessness (English) comes from English gainless, from English gain, from Middle French gain, from Old French gaaing, from Old French gaaignier, from Vulgar Latin *wadaniāre, from English unspecified, from English Un- — not.

gainlessness (English): The state or condition of being gainless;...

Definitions

  1. The state or condition of being gainless;...

Ancestry of “gainlessness”, step by step

gainlessness traces back through two separate lines of ancestry.

via English gainless

StepLanguageWordMeaning
1EnglishgainlessNot producing gain; not bringing advantage;...
2EnglishgainTo acquire possession of; To have or receive...
3Middle Frenchgainincome
4Old Frenchgaainggain
5Old FrenchgaaignierAlternative form of gaigner; to earn, gain,...
6Vulgar Latin*wadaniāre
7EnglishunspecifiedNot specified; not thoroughly explained or...
8EnglishUn-not
9Middle Englishun-
10Old Englishun-negation or absence of: un-, non-; bad; forms...
11Proto-West Germanicun-not, un-
12Proto-Germanicun-not, un-
13Proto-Indo-Europeann̥-not, un-
14Proto-Indo-Europeannenot

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 ne