A person who is notorious for being a "money grubber" is usually seen as someone who is solely focused on accumulating wealth, often without regard for ethics or morality. Some synonyms for this derogatory term may include "greedy," "materialistic," "avaricious," "mercenary," or "grasping." Other expressions that convey a similar sentiment include "gold-digger," "profiteer," "opportunist," "scrounger," or even "bloodsucker." These words may be used to describe individuals who are willing to do whatever it takes to achieve their financial goals, even if it means compromising their principles or exploiting others. Overall, these synonyms paint a negative image of someone who is solely motivated by money and material gain.