dupery duper • dupion · · · Info · Definitions · Synonyms · Characters · · dupery · · Text Latin · · Script 6 · · Length Definitions · · · (noun) something intended to deceive; deliberate trickery intended to gain an advantage. Synonyms: fraud, fraudulence, hoax, humbug, put-on. · · Noun Definition 1 Synonyms · · · fraud · · Synonym 1 fraudulence · · Synonym 2 hoax · · Synonym 3 humbug · · Synonym 4 put-on · · Synonym 5 Characters · · d latin small letter d U+0064 e latin small letter e U+0065 p latin small letter p U+0070 r latin small letter r U+0072 u latin small letter u U+0075 y latin small letter y U+0079