Where does “crumb cake” come from?

crumb cake (English) comes from English crumb, from Middle English crome, from Old English cruma, from Proto-Germanic krumô, from Proto-Indo-European grū-mo-, from Proto-Indo-European ger- — to turn, bend, twist, wind; to tie, bind...

Ancestry of “crumb cake”, step by step

crumb cake traces back through two separate lines of ancestry.

via English crumb

StepLanguageWordMeaning
1EnglishcrumbA small piece which breaks off from baked food; A...
2Middle Englishcromea crumb; a small piece or portion of food,...
3Old Englishcrumafragment; crumb
4Proto-Germanickrumôcrumb, fragment
5Proto-Indo-Europeangrū-mo-something scraped together, lumber, junk; to...
6Proto-Indo-Europeanger-to turn, bend, twist, wind; to tie, bind...

via English cake

StepLanguageWordMeaning
1EnglishcakeA rich, sweet dessert food, typically made of...
2Middle Englishcakecake; A cake prepared to cure disease or illness;...
3Old Norsekakacake
4Proto-Germanickakǭcake
5Proto-Indo-Europeangōg-round, ball-shaped object; lump; clump
Every word from Proto-Indo-European ger-
crumb cake — Etymology, Origin & Word History | Etymology Explorer