Ferrinho
Ferrinho is an idiophone.
Also recorded as ferrinhu.
Overview
Musical instrument, more precisely a scraped idiophone.
In detail
Ferrinho is an idiophone.
Sources
Each source is named with the standing the house places on it, so the evidence can be weighed rather than taken on trust.
reference work · Reputable secondary · Wikipedia
“Ferrinho”, English Wikipedia, consulted as further reading
Consult the sourcereference work · Reputable secondary · Wikidata
Wikidata, structured authority record Q3069712: Ferrinho
Consult the source