Where does “semismoothness” come from?

semismoothness (English) comes from English Ness, from Middle English nesse, from Old English næs, from Proto-Germanic nasją, from Proto-Indo-European néh₂s — nose.

semismoothness (English): The property of being semismooth

Definitions

  1. The property of being semismooth

Ancestry of “semismoothness”, step by step

semismoothness traces back through two separate lines of ancestry.

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

via English semismooth

StepLanguageWordMeaning
1EnglishsemismoothPartially smooth
2EnglishsmoothHaving a texture that lacks friction. Not rough;...
3Middle Englishsmethesmooth not rough
4Old Englishsmōþsmooth, serene, calm, unruffled
5Proto-Germanicsmanþizflat, smooth, soft
Every word from Proto-Indo-European néh₂s