Where does “ridgepiece” come from?

ridgepiece (English) comes from English ridge, from Middle English rigge, from Old English hryċġ, from Old English tūn, from Proto-West Germanic tūn, from Proto-Germanic tūną, from Gaulish dunum, from Proto-Celtic dūnom — smoke; mist, haze.

ridgepiece (English): ridgepole, ridgeboard

Definitions

  1. ridgepole, ridgeboard

Ancestry of “ridgepiece”, step by step

ridgepiece traces back through two separate lines of ancestry.

via English ridge

StepLanguageWordMeaning
1EnglishridgeThe back of any animal; especially the upper or...
2Middle Englishrigge
3Old Englishhryċġridge; back, spine, ridge, elevated surface
4Old Englishtūnenclosure, yard; place; dwelling
5Proto-West Germanictūnfence
6Proto-Germanictūnąfence; enclosure
7Gaulishdunumfort; hill, hillfort
8Proto-Celticdūnomstronghold, rampart
9Proto-Indo-Europeandʰewh₂-smoke; mist, haze

via English piece

StepLanguageWordMeaning
1EnglishpieceA part of a larger whole, usually in such a form...
2Middle Englishpecepiece; morsel; bit
3Old Frenchpiecepiece, bit, part; circa 1170, Chrétien de Troyes
4Vulgar Latinpettiapiece, portion
5Latinpettiapiece, portion
6Gaulishpettyā
7Proto-Celtickʷezdispiece, portion
Every word from Proto-Indo-European dʰewh₂-Every word from Proto-Celtic dūnomEvery word from Gaulish dunum