Someone who smiles too much with you can sometime frown too much with you at your back.
— Michael Bassey Johnson
acid
attack
bad-people
calumny
chemical
counterfeit
deception
decievers
demon
devil
fake
fake-friends
fault-finders
food-for-thought
gossip
haters
hatred
hurt
incessant
insanity
negative
negative-people
pessimism
plot
ploy
pretence
pretenders
slander
slanderers
smiles
strategy
swindle
sycophants
toxic-people
trick
troubesome-people
trouble
villain