high treasonnoun [ U ]
uk/ˌhaɪ ˈtriː.zən/us/ˌhaɪ ˈtriː.zən/the committing of a crime that seriously threatens the safety of your country
Thesaurus: synonyms and related words
Disloyalty, betrayal & treason
- adultery
- backstabber
- betray
- betrayal
- break ranks idiom
- collaborate
- deserter
- desertion
- double-cross
- faithless
- false
- fifth column
- inconstant
- sellout
- stab
- stab sb in the back idiom
- traitor
- treacherous
- treachery
- treason
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You can also find related words, phrases, and synonyms in the topics:
Terrorism & political crime