perfidious in Russian
perfidious in Russian
вероло́мный
Of, pertaining to, or representing perfidy; disloyal to what should command one's fidelity or allegiance. [from late 16th c.]
кова́рный
Of, pertaining to, or representing perfidy; disloyal to what should command one's fidelity or allegiance. [from late 16th c.]
преда́тельский
Of, pertaining to, or representing perfidy; disloyal to what should command one's fidelity or allegiance. [from late 16th c.]