Definition of treasonable in English:

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Pronunciation: /ˈtrēzənəb(ə)l/


(Of an offense or offender) punishable as treason or as committing treason: there was no evidence of treasonable activity
More example sentences
  • Mobutu shirts and leopard-print hats are worn openly, a practically treasonable offence only six months ago.
  • The church was further bolstered in 1563 when another Act of Uniformity made refusal to take the oath, or the defence of papal authority, a treasonable offence.
  • The Senate considered this to be a treasonable offence but there was little they could do.
traitorous, treasonous, treacherous, disloyal;
seditious, subversive, mutinous, rebellious
literary perfidious



Pronunciation: /-blē/
Example sentences
  • Thus, for those Americans who are firmly committed to the war, dissenters are acting treasonably because they are encouraging the enemy and arguably putting American lives at risk.
  • When he was charged with treason in 1467 it was alleged against him that his flags and standard had been set up treasonably on Carlow Castle.
  • They enumerate the sins of the collective ‘we ‘- ‘We have acted treasonably, aggressively, and slanderously… perniciously, disdainfully, and erratically.‘
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