Where does “batshittery” come from?

batshittery (English) comes from English batshit, from English batty, from English bat, from French bât, from Old French bast, from Vulgar Latin bastum, from Latin bastāre, from Ancient Greek βαστάζω — to lift, lift up, raise; to bear, carry; to carry...

batshittery (English): craziness; wackiness

Definitions

  1. craziness; wackiness

Ancestry of “batshittery”, step by step

batshittery traces back through two separate lines of ancestry.

via English batshit

StepLanguageWordMeaning
1Englishbatshitfecal matter produced by bats; nonsense,...
2EnglishbattyMad, crazy, silly; Belonging to, or resembling, a...
3EnglishbatAny of the flying mammals of the order...
4Frenchbâtpacksaddle
5Old Frenchbastpacksaddle
6Vulgar LatinbastumA stick
7Latinbastāre
8Ancient Greekβαστάζωto lift, lift up, raise; to bear, carry; to carry...

via English ery

StepLanguageWordMeaning
1Englishery
Every word from Ancient Greek βαστάζωEvery word from Latin bastāreEvery word from Vulgar Latin bastum