adjective
seditious
sih-DISH-us/sɪˈdɪʃəs/
Encouraging rebellion against government authority.
The pamphlet contains seditious appeals to overthrow the government.

Etymology
Built on the noun for civil disorder or rebellion, the Latin adjective meant “full of discord” or “mutinous.” The selected English sense emphasizes encouraging rebellion against authority.
In context
distinguish a regular and lawful act from a seditious tumult and the will of a whole people from the clamors of a faction
More examples
- Officials accuse the newspaper of publishing seditious editorials.
- Her seditious speech urges soldiers to rebel against the government.
- Criticizing a policy does not automatically make a statement seditious.
Forms
seditious
sedition noun — Speech or conduct encouraging rebellion against government.
Similar words
- rebellious
- Describes resistance to authority, not necessarily encouragement of others.
- subversive
- Aims to undermine established power, often without openly urging rebellion.