Where does “sufixo” come from?

sufixo (Portuguese) comes from Latin suffixus, from Latin suffigo, from Latin sub, from Proto-Italic supo, from Proto-Indo-European upó, from Proto-Indo-European h₃ewp-.

sufixo (Portuguese): suffix (letters or sounds added at the end of a word to modify the word's meaning)

Definitions

suffix (letters or sounds added at the end of a word to modify the word's meaning)

Ancestry of “sufixo”, step by step

Step	Language	Word	Meaning
1	Latin	suffixus	fastened
2	Latin	suffigo	I fasten or fix onto
3	Latin	sub	under, beneath; behind; at the feet of
4	Proto-Italic	supo	under
5	Proto-Indo-European	upó	under, below
6	Proto-Indo-European	h₃ewp-	—

Words derived from “sufixo”

sufixal
sufixar

Every word from Proto-Indo-European h₃ewp- →Every word from Proto-Indo-European upó →Every word from Proto-Italic supo →