Translation of "Perfides" in English

Cendrillon avait deux belles-sœurs perfides.

- Cinderella had two wicked stepsisters.
- Cinderella had two evil stepsisters.

Alors Sinon, les Grecs, et leurs perfides trames, / tout est connu.

Then, then I see that Hector's words were right, / and all the Danaan wiles are naked to the light.

Les hommes, les animaux et les chariots glissent sur la glace vers des ravins abrupts et des gouffres perfides.

Men, animals and wagons slip and slither on the ice towards precipitous ravines and treacherous chasms.