Nouns

(n)conan argument opposed to a proposal
(n)convict, con, inmate, yard bird, yardbirda person serving a sentence in a jail or prison
(n)bunco, bunco game, bunko, bunko game, con, confidence trick, confidence game, con game, hustle, sting, flimflama swindle in which you cheat at gambling or persuade a person to buy worthless property

Verbs

(v)victimize, swindle, rook, goldbrick, nobble, diddle, bunco, defraud, scam, mulct, hornswoggle, short-change, condeprive of by deceit“He swindled me out of my inheritance”, “She defrauded the customers who trusted her”
(v)memorize, memorise, con, learncommit to memory; learn by heart“Have you memorized your lines for the play yet?”

Adverbs

(r)conin opposition to a proposition, opinion, etc.“much was written pro and con”