| 单词 | treacherous |
| 释义 | treacherous —treacherously, adv. —treacherousness, n. /trech"euhr euhs/, adj. 1. characterized by faithlessness or readiness to betray trust; traitorous. 2. deceptive, untrustworthy, or unreliable. 3. unstable or insecure, as footing. 4. dangerous; hazardous: a treacherous climb. [1300-50; ME trecherous < AF, equiv. to trecher deceiver (trech(ier) to deceive + -er -ER2) + -ous -OUS. Cf. F tricheur trickster] Syn. 1. unfaithful, faithless, treasonous. 2. deceitful. Ant. 1. loyal. 2. reliable. |
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