A person who is unashamedly greedy can also be referred to as an avaricious or covetous individual. They may be described as rapacious, insatiable, and grasping in their pursuit of wealth or possessions. Such a person may also be labeled as mercenary or acquisitive, highlighting their focus on financial gain. Alternatively, they could be called gluttonous or voracious, emphasizing their insatiable appetite for more than they need or deserve. Overall, there are many synonyms to describe someone who is unashamedly greedy, and each portrays a different aspect of their behavior and motivations.