Where does “nonbreast” come from?

nonbreast (English) comes from English breast, from Middle English brest, from Old English brēost, from Proto-West Germanic breust, from Proto-Germanic breustą, from Proto-Indo-European bʰrews- — to break.

nonbreast (English): Not relating to the breast

Definitions

  1. Not relating to the breast

Ancestry of “nonbreast”, step by step

nonbreast traces back through two separate lines of ancestry.

via English breast

StepLanguageWordMeaning
1EnglishbreastEither of the two organs on the front of a female...
2Middle Englishbrestchest, thorax; The breast in several contexts;...
3Old Englishbrēostchest
4Proto-West Germanicbreustbreast, chest
5Proto-Germanicbreustąbreast, chest
6Proto-Indo-Europeanbʰrews-to break

via English non

StepLanguageWordMeaning
1EnglishnonObsolete form of none
2Frenchnonno; not; a no, a negative response
3Old Frenchnonno; not; Alternative form of nom
4Latinnōnnot
5Old Latinnoenum
6Proto-Indo-Europeanóynosone; single
Every word from Proto-Indo-European bʰrews-Every word from Proto-Germanic breustąEvery word from Proto-West Germanic breust