Where does “cowquake” come from?

cowquake (English) comes from English cow, from Middle English cow, from Old English cū, from Proto-West Germanic *kō, from Proto-Germanic *kōz — cow.

cowquake (English): quaking grass; Briza media

Definitions

  1. quaking grass; Briza media

Ancestry of “cowquake”, step by step

cowquake traces back through two separate lines of ancestry.

via English cow

StepLanguageWordMeaning
1EnglishcowAn adult female of the species "Bos taurus",...
2Middle EnglishcowAlternative form of cou
3Old Englishcow
4Proto-West Germanic*kōcow
5Proto-Germanic*kōzcow

via English Quake

StepLanguageWordMeaning
1EnglishQuakeThe 99th sura (chapter) of the Qur'an
2Middle EnglishquakenTo tremble with fear or anger; To tremble from...
3Old Englishcwacianto quake
4Proto-Germanickwakōnąto shake, quiver, tremble; to croak
5Proto-Indo-Europeangʷog-to shake, swing
Every word from Proto-Germanic *kōzEvery word from Proto-West Germanic *kōEvery word from Old English