Word Study
archtraitor
CIDE DICTIONARY
archtraitor, n. [Pref. arch- + traitor.].
A chief or transcendent traitor. I. Watts. [1913 Webster]
ROGET THESAURUS
archtraitor
Knave
N knave, rogue, Scapin, rascal, Lazarillo de Tormes, bad man, blackguard, barrater, barrator, shyster, traitor, betrayer, archtraitor, conspirator, Judas, Catiline, reptile, serpent, snake in the grass, wolf in sheep's clothing, sneak, Jerry Sneak, squealer, tell-tale, mischief-maker, trimmer, fence-sitter, renegade, truant, recreant, sycophant.For further exploring for "archtraitor" in Webster Dictionary Online