Traitor, betrayer, backstabber, informer, double-crosser, turncoat...
No. Cowardice is the opposite of bravery, while a traitor is someone who betrays another.
A person who betrays is a traitor or a turncoat. A person who betrays another is also called a Judas.
Murder is another word.
Defense man Another word for defendent is someone who is defend their self from the plantiff. Another word for defendent is someone who is defend their self from the plantiff.
Another word for kidnapping and forcing someone to do something is "abduction."
Another word for said is stated.
Another word for someone being stuck up is 'snob.'
The word that means someone arriving from another country is "immigrant."
"Debauched" is another word that can be used to describe someone who is dissolute.
benefactor
be worry about
A boss