sedition vs misdemeanour

sedition and misdemeanour both are nouns.

Word	Noun	Adjective	Verb	Adverb
sedition	Yes	No	No	No
misdemeanour	Yes	No	No	No

As nouns, misdemeanour is a hypernym of sedition; that is, misdemeanour is a word with a broader meaning than sedition:

sedition: an illegal action inciting resistance to lawful authority and tending to cause the disruption or overthrow of the government
misdemeanour: a crime less serious than a felony

Other hypernyms of sedition include infraction, infringement, misdemeanor, violation.

sedition (noun)	misdemeanour (noun)
an illegal action inciting resistance to lawful authority and tending to cause the disruption or overthrow of the government	a crime less serious than a felony