— traitorously , adv. — traitorousness , n.
/tray"teuhr euhs/ , adj.
1. having the character of a traitor; treacherous; perfidious.
2. characteristic of a traitor.
3. of the nature of treason; treasonable: a traitorous act.
[ 1350-1400; ME treterous, traytrous traitreus; see TRAITOR, -OUS ]
Syn. 1-3. disloyal, treasonous, faithless.