As adjectives the difference between treasonous and seditious
is that treasonous is like or in the way of treason while seditious is of, related to, or being involved in sedition; treasonous or subversive.
treasonous
English
Adjective
(-)
Like or in the way of treason.
:His treasonous actions earned Benedict Arnold eternal scorn.
Synonyms
*traitorous
seditious
English
Adjective
(
en adjective)
Of, related to, or being involved in sedition; treasonous or subversive.