transcription, транскрипция: [ ˈtre-chə-rəs, ˈtrech-rəs ]
adjective
Date: 14th century
1. : characterized by or manifesting treachery : perfidious
2.
a. : likely to betray trust : unreliable
a treacherous memory
b. : providing insecure footing or support
treacherous quicksand
c. : marked by hidden dangers, hazards, or perils
Synonyms: see faithless
• treach·er·ous·ly adverb
• treach·er·ous·ness noun