| 1) treacherous | |
| Dangerously unstable and unpredictable. Treacherous winding roads. An unreliable trestle. | خطرناک حد تک ناقابل اعتبار | 
| 2) treacherous | |
| Tending to betray; especially having a treacherous character as attributed to the Carthaginians by the Romans. Punic faith. The perfidious Judas. The fiercest and most treacherous of foes. Treacherous intrigues. | غدار مکار |