Where does “sobersidedness” come from?

sobersidedness (English) comes from English sobersided, from English sober, from Middle English sober, from Old French sobre, from Latin sōbrius, from Latin sē-, from Latin sex, from Proto-Italic seks — six.

sobersidedness (English): Quality of being sobersided

Definitions

  1. Quality of being sobersided

Ancestry of “sobersidedness”, step by step

sobersidedness traces back through two separate lines of ancestry.

via English sobersided

StepLanguageWordMeaning
1Englishsobersidedserious and sedate
2EnglishsoberNot drunk; not intoxicated; Not given to...
3Middle Englishsober
4Old Frenchsobre
5Latinsōbriussober (not drunk)
6Latinsē-apart-; aside-; away
7Latinsexsix; 6
8Proto-Italicsekssix
9Proto-Indo-Europeanswéḱssix

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 swéḱsEvery word from Latin sē-Every word from Proto-Italic seks