Synonyms of sedition
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subversionSubversion is the attempt to weaken or destroy a political system or a government.
• He was arrested on charges of subversion.
treasonTreason is the crime of betraying your country, for example by helping its enemies or by trying to remove its government using violence.
• Queen of England for nine days, she was beheaded for treason.
Thesaurus for sedition from the Collins English Thesaurus