What is the different between fare and fair?

the Word 'FARE' means cost of jouney ticket [bus, train, flight travel etc] Bus fare, train fare, flight fare etc

also means manage, perform, get along etc [how did you fare in the exam?

Can you fare better in future? etc

means to eat. We fared sumptuously

Whereas the Word FAIR means good [a fair comparison] reasonable [fair compensation] unblemished [fair name]

colour of skin [she is fair complexioned] and exhibition [there is a Book Fair, Trade Fair, Job Fair, Food Fair etc]