phonier

/F OW1 N IY0 ER0/
adjective
  1. 1

    Fraudulent; fake; having a misleading appearance.

    โ€œA good jeweler should be able to tell a real stone from a phony one.โ€

Source: https://en.wiktionary.org/wiki/phonier, https://en.wiktionary.org/wiki/phony