society > morality > duty or obligation > recognition of duty > undutifulness > treachery > [adjective] > specifically of actions (4)
Of a type or kind characteristic of, or exemplified by, the Spanish.
Characterized by perfidy; guilty of breaking faith or violating confidence; deliberately faithless; treacherous. Also occasionally as n.: a…
Resembling (that of) Judas Iscariot; characteristic or typical of Judas; traitorous, treacherous.
Marked by perfidy, perfidious.