The phrase "brownie points" refers to the imaginary reward system where individuals can accumulate points for doing good deeds or impressing others. There are many different synonyms for this phrase including "kudos," "props," "merit points," "brownie buttons," "apple-polishing," and "brown-nosing." Each of these synonyms has its own connotations and associations, but they all essentially refer to the idea that people can earn favor or recognition by going above and beyond what is expected of them. Whether you call it brownie points, kudos, or something else, the concept of earning recognition for one's good deeds and accomplishments is an important part of human motivation and social interaction.