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# treacherous

«treacherous» in Mova's school dictionary: **Treacherous describes a person who betrays people who…** — its meaning for a pupil, its sense in the lessons and examples, with 5 sentences of Mova's corpora that use it.

### part of speech

adjective (treacherous, more treacherous, most treacherous)

### meaning for a pupil

1) Treacherous describes a person who betrays people who trust them, like a traitor. [tree →](https://md.mova.elamur.ai/free/en/corpora/dictionaries/school/T/treacherous/#m1)

2) Treacherous ground, roads, water or weather are very dangerous, often in a hidden way, such as icy roads or strong currents. [tree →](https://md.mova.elamur.ai/free/en/corpora/dictionaries/school/T/treacherous/#m2)

### sense in the lessons

In stories and history, a treacherous character secretly turns against friends or their country. In safety and weather news, «treacherous conditions» means ice, fog, snow or floods that make travel dangerous. Common phrases: «treacherous roads», «treacherous currents», «a treacherous path».

### examples

- The roads are treacherous after the frost. [tree →](https://md.mova.elamur.ai/free/en/corpora/dictionaries/school/T/treacherous/#x1)
- Do not swim there — the currents are treacherous. [tree →](https://md.mova.elamur.ai/free/en/corpora/dictionaries/school/T/treacherous/#x2)
- The climbers crossed a treacherous icy ridge. [tree →](https://md.mova.elamur.ai/free/en/corpora/dictionaries/school/T/treacherous/#x3)
- The treacherous knight opened the castle gate to the enemy. [tree →](https://md.mova.elamur.ai/free/en/corpora/dictionaries/school/T/treacherous/#x4)
- Fog made the drive home treacherous. [tree →](https://md.mova.elamur.ai/free/en/corpora/dictionaries/school/T/treacherous/#x5)
- In the story, the treacherous servant stole the king's ring. [tree →](https://md.mova.elamur.ai/free/en/corpora/dictionaries/school/T/treacherous/#x6)
- The muddy path down the cliff was treacherous. [tree →](https://md.mova.elamur.ai/free/en/corpora/dictionaries/school/T/treacherous/#x7)
- "He is treacherous and malicious," said Dame Pally Dyre, Grubbe's daughter. [tree →](https://md.mova.elamur.ai/free/en/corpora/dictionaries/school/T/treacherous/#x8)

### note

Pronounced «TRETCH-er-us». Noun: «treachery» (betrayal). Close words: «dangerous», «disloyal». Hidden danger is the key idea: something looks safe but is not.

### In the corpora

- [«Treacherous» means dangerous, especially when it looks safe.](https://md.mova.elamur.ai/free/en/corpora/school/english/20-vocabulary-in-context/19/)
- [A grievous vision is declared unto me: 'The treacherous dealer dealeth treacherously, and the spoiler spoileth.](https://md.mova.elamur.ai/free/en/corpora/neviim/jps/ISA.418/)
- [The treacherous deal treacherously; yea, the treacherous deal very treacherously.](https://md.mova.elamur.ai/free/en/corpora/neviim/jps/ISA.503/)
- [And her treacherous sister Judah saw it.](https://md.mova.elamur.ai/free/en/corpora/neviim/jps/JER.79/)
- [even the LORD said unto me — backsliding Israel hath proved herself more righteous than treacherous Judah.](https://md.mova.elamur.ai/free/en/corpora/neviim/jps/JER.83/)

### Trees and pragmatics

[Every meaning and example of «treacherous» parsed by Mova](https://md.mova.elamur.ai/free/en/corpora/dictionaries/school/T/treacherous/), each sentence with its dependency tree and frames.