letrero znamená v Angličtina

placard [placards]▼(a sheet of paper or cardboard)
noun
[UK: ˈplæk.ɑːd] [US: ˈplækərd]

sign [signs]▼(flat object bearing a message)
noun
[UK: saɪn] [US: ˈsaɪn]That is a bilingual sign. = Ese es un letrero bilingüe.

signpost▼(post bearing a sign that gives information on directions)
noun
[UK: ˈsaɪn.pəʊst] [US: ˈsaɪnpoʊst]