* Bon appétit: This is a French phrase that means "enjoy your meal."
* Bon voyage: This is a French phrase that means "have a good trip."
* Bon vivant: This refers to someone who enjoys the good things in life.
* Bon mot: This means a witty remark or clever saying.
* Bona fide: This means "genuine" or "authentic."
While "bon" is a common prefix in French, it is not used as often in English.