What is another word for most profit-making?
Pronunciation: [mˈə͡ʊst pɹˈɒfɪtmˈe͡ɪkɪŋ] (IPA) 
There are several synonyms for the term "most profit-making," including lucrative, remunerative, gainful, profitable, and fruitful. These words all suggest a business or venture that generates substantial profits or financial gains. "Lucrative" implies a high degree of profitability and often refers to a business that offers substantial financial rewards for minimal effort or investment. "Remunerative" suggests a business that pays well and compensates its employees fairly. "Gainful" emphasizes the financial benefits of a job or investment. "Profitable" simply means a business that generates profits. Finally, "fruitful" suggests a business or venture that produces significant benefits and yields a return on investment.
