saboteur
n.
one who maliciously causes damage, one who intentionally destroys or disrupts
Saboteur (disambiguation)
saboteur
Noun
1. someone who commits sabotage or deliberately causes wrecks
(synonym) wrecker, diversionist
(hypernym) destroyer, ruiner, undoer, waster, uprooter
(hyponym) sleeper
2. a member of a clandestine subversive organization who tries to help a potential invader
(synonym) fifth columnist
(hypernym) traitor, treasonist
(member-holonym) fifth column, Trojan horse
Saboteur (der)
n.
saboteur, one who maliciously causes damage, one who intentionally destroys or disrupts
saboteur (m)
n.
saboteur, bungler