Where does “puddingstone” come from?

puddingstone (English) comes from English Pudding, from Middle English podynge, from Old French boudin, from Latin botellus, from Latin -lus, from Proto-Italic -elos, from Proto-Indo-European -e-lós, from Proto-Indo-European -lós — Forms agent nouns from verbal roots.

puddingstone (English): a conglomerate stone consisting of pebbles...

Definitions

  1. a conglomerate stone consisting of pebbles...

Ancestry of “puddingstone”, step by step

puddingstone traces back through two separate lines of ancestry.

via English Pudding

StepLanguageWordMeaning
1EnglishPuddingAny of various dishes, sweet or savoury, prepared by boiling or steaming or from batter
2Middle Englishpodyngesausage stuffed animal intestine
3Old Frenchboudinblood sausage, black pudding
4Latinbotellusa small sausage
5Latin-lusAlternative form of -ulus; diminutive suffix
6Proto-Italic-elosForms desubstantival and deadjectival diminutive nouns
7Proto-Indo-European-e-lós
8Proto-Indo-European-lósForms agent nouns from verbal roots

via English Stone

StepLanguageWordMeaning
1EnglishStonefor someone who lived near a stone worked with stone, from
2Middle EnglishstonAlternative form of stone
3Old Englishstānstone, rock
4Old NorseVeggrname of a dwarf
5Proto-Germanicwajjuzwall
6Proto-Indo-Europeanwh̥₁yús
7Proto-Indo-Europeanweh₁y-to twist, wind, weave, plait; to wrap, enclose,...
Every word from Proto-Indo-European -lós