adjective/filamenˈtoso/
filamentous
Etymology tree Spanish filamento Proto-Indo-European *h₃ed- Proto-Indo-European *-os Proto-Indo-European *h₃édosder.? Proto-Italic *-ŏ̄dsos? Old Latin -ōssus Latin -ōsus Old Spanish -oso Spanish -oso Spanish filamentoso From filamento + -oso.