Treacherous is a person that you cannot trust and they are disloyal. Treacherous is a person that lies, cheats, steals and kills. treacherous person is when they betray there friends and allies. and they talk bad about a person and another person. and
sometimes that thing can be said true but sometimes it's not right to say it. Treacherous people can be faithless,
disrespectful and
aggressive mostly. they will backbite you and attack you out of nowhere. be careful who you trust.
Treacherous guy: My mom is so faithless and
disrespectful i just couldn't stand that (true but don't say it)
Dad: son don't talk to your mother like that!
Version 2: Treacherous person: here take my wwe title
Guy: aww
thanks man!
Treacherous person: Attacks and steals it back
Version 3: Guy: did you
do your homework?
Son/Daughter: Yes i did (lie)
Riley is so treacherous and faithless he talks bad about my family and he is untrustworthy and betrays others.