No. Cowardice is the opposite of bravery, while a traitor is someone who betrays another.
One man's traitor is another man's hero.
A person who betrays is a traitor or a turncoat. A person who betrays another is also called a Judas.
Tagalog word for coward: duwag
Traitor, betrayer, backstabber, informer, double-crosser, turncoat...
The word "traitor" in German is "Verräter".
Traitor
The robber was a coward to rob the store.
The traitor sold secrets to the enemy.
Lily-livered is an abstract noun for coward.
he is a traitor. Traitors are punished very harshly.
The word 'coward' derives from the Latin 'cauda' (a tail), via Old French 'couard'.
That is the definition of the word traitor.