Where does “brom-” come from?

brom- (English) comes from English -erg-, from English ‐o‐, from English -prim, from English trimethoprim, from English trimethoxy, from English methoxy, from English oxy-, from English oxygen — to produce, to beget, to give birth.

Ancestry of “brom-”, step by step

StepLanguageWordMeaning
1English-erg-
2English‐o‐
3English-primUsed to form names of trimethoprim derivatives acting as
4EnglishtrimethoprimA synthetic antibiotic used to treat malaria and...
5EnglishtrimethoxyThree methoxy groups in a molecule
6EnglishmethoxyThe univalent radical CH-O- derived from methanol
7Englishoxy-Sharp, keen, acute, pungent, acid; Concerning...
8EnglishoxygenThe chemical element with an atomic number of 8...
9Frenchoxygèneoxygen; inflection of oxygéner: ##...
10Ancient Greekγένοςoffspring, descendant; family, clan; nation, race
11Proto-Hellenicgénosfamily; race
12Proto-Indo-Europeanǵénh₁osrace, lineage
13Proto-Indo-Europeanǵenh₁-to produce, to beget, to give birth

Words derived from “brom-

Every word from Proto-Indo-European ǵenh₁-