adjective/ɡaseˈoso/
gaseous; gassy
Etymology tree Spanish gas 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 gaseoso From gas + -oso.