Fezziwig is very kind and generous, while scrooge only cares about money. Fezziwig helps everyone, scrooge only cares about himself. Fezziwig is happy, scrooge isn't. in one scene, fezziwig hosts a dance, which is something scrooge would never do at the beginning of the book
fezziwig and scrooge are both owners of a business.
The words fruitless and vain are common synonyms of futile. While all three words mean "producing no result," futile may connote completeness of failure or unwisdom of undertaking. resistance had proved so futile that surrender was the only choice left How do fruitless and vain relate to one another