Languages › French What's the Difference Between Bon vs Bien? Share Flipboard Email Print Tim Robberts/Taxi/Getty Images French Vocabulary Pronunciation & Conversation Grammar Resources For Teachers by ThoughtCo Updated March 06, 2017 The French words bon and bien, mauvais and mal are often mixed up. This is because the two pairs have similar meanings: bon and bien are positive while mauvais and mal are negative. In addition all four of these words can be adjectives, adverbs, or nouns. Bon and mauvais are usually adjectives, while bien and mal are usually adverbs. The following table summarizes the differences between each pair; click the links below for more information. adjective good well bad wrong adverb nice well bad badly noun form good(s) bad part evil Continue Reading Don't Be Confused By "Bon" and "Bien" in French How Do You Express 'Sickness' in French? What's the Difference Between French Pairs Meilleur vs Mieux? Mauvais vs. Mal Learn the Many French Expressions Using 'Bien' Is Spanish Really Easier Than French? French Superlative Adverbs - Adverbs Superlatifs What Are Some French Idioms That Use 'Bon'? Understanding and Using French Adjectives Better/Best: What's the Equivalent in French? How Has French Influenced English? How Do You Form Negative Adverbs in French? French Articles Can Be Confusing — Here's How to Make Sense of Them How to Use "Faire" and "Rendre" in French Count the Many Ways the French Love Using Possessives Do You Know the Difference Between 'À' and 'De?'