Where does “cockleshell” come from?

cockleshell (English) comes from English cockle, from French coquille, from Vulgar Latin conchilia, from Latin conchylium, from Ancient Greek κογχύλιον, from Ancient Greek -ῐον, from Proto-Indo-European -yós — Creates adjectives from noun or verb stems.

cockleshell (English): The shell of a cockle; A small, flimsy boat

Definitions

  1. The shell of a cockle; A small, flimsy boat

Ancestry of “cockleshell”, step by step

cockleshell traces back through two separate lines of ancestry.

via English cockle

StepLanguageWordMeaning
1EnglishcockleAny of various edible European bivalve mollusks,...
2Frenchcoquilleshell; dish; scallop; typo, misprint
3Vulgar Latinconchilia
4Latinconchyliumshellfish; oyster; purple
5Ancient Greekκογχύλιονsmall mussel
6Ancient Greek-ῐονdiminutive suffix; "suffix forming...
7Proto-Indo-European-yósCreates adjectives from noun or verb stems

via English Shell

StepLanguageWordMeaning
1EnglishShellA diminutive of the female given name Michelle or Shelly
2Middle Englishschelle
3Old Englishsċiellshell
4Proto-West Germanicskalljuscale; shell
5Proto-Germanicskaljōshell; husk; rind; peel
6Proto-Indo-European(s)kelH-to cut; to split, to separate
7Proto-Indo-European(s)kel-to bend, crook; bent, crooked; leg, heel, knee,...
Every word from Proto-Indo-European -yósEvery word from Ancient Greek -ῐονEvery word from Ancient Greek κογχύλιον