con

an argument opposed to a proposal

a person serving a sentence in a jail or prison

a swindle in which you cheat at gambling or persuade a person to buy worthless property

deprive of by deceit

• “He swindled me out of my inheritance”
• “She defrauded the customers who trusted her”
• “the cashier gypped me when he gave me too little change”

commit to memory; learn by heart

• “Have you memorized your lines for the play yet?”

on the negative side

• “much was written pro and con”