Where does “ramaio” come from?

ramaio (Italian) comes from Italian -aio, from Latin -ārius, from Proto-Italic *-āzios — Forms relational adjectives to nouns (and rarely numerals).

ramaio (Italian): copper worker or beater

Definitions

Step	Language	Word	Meaning
1	Italian	-aio	Added to nouns to form agent nouns; Added to...
2	Latin	-ārius	er
3	Proto-Italic	*-āzios	Forms relational adjectives to nouns (and rarely numerals)