counterfeiter

Concise Oxford English Dictionary © 2008 Oxford University Press:
counterfeit/ˈkaʊntəfɪt/

▶adjective made in exact imitation of something valuable with the intention to deceive or defraud.

■ archaic pretended; sham.

▶noun a forgery. ▶verb imitate fraudulently.

■ literary resemble closely.

– derivatives
counterfeiter noun.

– origin ME (as v.): from Anglo-Norman Fr. countrefeter, from OFr. contrefait, contrefaire, from L. contra- ‘in opposition’ + facere ‘make’.