Synonyms of treasonable in English:

treasonable


See US English definition of treasonable

See UK English definition of treasonable

See Spanish definition of traidor

adjective

1‘there was no evidence of treasonable activity’

SYNONYMS
traitorous, treacherous, perfidious, treasonous, disloyal, faithless, duplicitous
seditious, subversive, mutinous, rebellious
ANTONYMS

loyal