Where does “-erg-” come from?

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

Ancestry of “-erg-”, step by step

-erg- traces back through two separate lines of ancestry.

via English ‐o‐

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

via English ergot

StepLanguageWordMeaning
1EnglishergotAny fungus in the genus Claviceps which are...
2Frenchergotspur of a male member of Galliformes; ergot
3Old Frenchargotspur

Words derived from “-erg-

Every word from Proto-Indo-European ǵenh₁-