salvaguarda angolul

backstop [backstops]▼(default arrangement)
noun
[UK: ˈbæk.ˌstɑːp] [US: ˈbæk.ˌstɑːp]

safeguard [safeguards]▼(something that serves as a guard or protection; a defense)
noun
[UK: ˈseɪf.ɡɑːd] [US: ˈseɪf.ˌɡɑːrd]

backstop [backstopped, backstopped, backstopping, backstops]▼(serve as backstop)
verb
[UK: ˈbæk.ˌstɑːp] [US: ˈbæk.ˌstɑːp]

safeguard [safeguarded, safeguarding, safeguards]▼(to protect, to keep safe)
verb
[UK: ˈseɪf.ɡɑːd] [US: ˈseɪf.ˌɡɑːrd]