Where does “boob” come from?

Boob comes from English booby, from English bubby, from English brother, from Proto-Germanic brōþēr, from Proto-Indo-European bʰréh₂tēr meaning male sibling.

boob (English): Idiot, fool; Idiotic, foolish; To behave...

Definitions

  1. Idiot, fool; Idiotic, foolish; To behave...

Ancestry of “boob”, step by step

StepLanguageWordMeaning
1EnglishboobyA stupid person; Any of various large tropical...
2EnglishbubbyA woman's breast; bub; bubba; Alternative...
3EnglishbrotherSon of the same parents as another person; A male...
4Middle EnglishbrotherA brother or brother-in-law; a male sibling
5Old Englishbrōþorbrother
6Proto-West Germanicbrōþerbrother
7Proto-Germanicbrōþērbrother
8Proto-Indo-Europeanbʰréh₂tērbrother

Words derived from “boob

Every word from Proto-Indo-European bʰréh₂tēr