Where does “hinojo” come from?

hinojo (Spanish) comes from Old Spanish ynojo, from Latin genuculum, from Latin geniculum, from Latin -culus, from Proto-Italic *-kelos — Diminutive suffix.

hinojo (Spanish): fennel; knee

Definitions

fennel; knee

Ancestry of “hinojo”, step by step

Step	Language	Word	Meaning
1	Old Spanish	ynojo	knee
2	Latin	genuculum	knee
3	Latin	geniculum	knee; little knot
4	Latin	-culus	Alternative form of -ulus; added to a noun to...
5	Proto-Italic	*-kelos	Diminutive suffix

Words derived from “hinojo”

ahinojar
Hinojosa

Every word from Proto-Italic *-kelos →Every word from Latin -culus →Every word from Latin geniculum →