Where does “hombrera” come from?

hombrera (Spanish) comes from Spanish hombro, from Old Spanish ombro, from Latin humerus, from Latin umerus, from Proto-Indo-European h₃émsos — shoulder.

hombrera (Spanish): shoulder patch; shoulder padding; shoulderpad

Definitions

shoulder patch; shoulder padding; shoulderpad

Ancestry of “hombrera”, step by step

Step	Language	Word	Meaning
1	Spanish	hombro	shoulder
2	Old Spanish	ombro	shoulder
3	Latin	humerus	Alternative form of umerus
4	Latin	umerus	the humerus bone; shoulder; back, ridge, such as...
5	Proto-Indo-European	h₃émsos	shoulder

Every word from Proto-Indo-European h₃émsos →Every word from Latin umerus →Every word from Latin humerus →