Deceitful Behavior

noun a person who schemes or plots, especially in a deceitful or underhanded way

• The conniver orchestrated a complex scheme to defraud the company.
• I can't trust that conniver, he's always up to something.
• That conniver is a real snake in the grass.
• The conniver's web of lies eventually caught up with them.

verb engaging in deceitful or underhanded schemes

adjective acting in a deceitful or underhanded way

• The conniving businessman manipulated the stock market for his own gain.
• I can't believe how conniving she is, always trying to get her way.
• That conniving snake tried to steal my lunch from the break room.
• Her conniving ways were like a spider weaving a web of deceit.

noun A person who deliberately gives false testimony while under oath

• The perjurer was found guilty of lying under oath during the trial.
• I can't believe that perjurer tried to lie in court and got caught.
• That perjurer is nothing but a shady liar.
• His reputation as a perjurer followed him wherever he went, staining his character.

noun a person or thing that is not genuine; a fraud

adjective not genuine; fraudulent

• The company was accused of producing phony financial reports to deceive investors.
• I can't stand that phony smile of hers.
• Don't trust him, he's a total phony.
• The politician's promises turned out to be nothing but phony gestures.

noun a swimming pool that is not clean or has impurities

adjective describing something as unclean or dishonest

• The maintenance staff was called to clean the dirty pool at the hotel.
• Hey, let's go for a swim in that dirty pool over there.
• I wouldn't dip my toe in that dirty pool if I were you.
• It's like jumping into a dirty pool when you get involved in that gossip.