The word aggrandizer is often used to refer to someone who boasts or exaggerates their accomplishments or importance. There are several synonyms for this word that can be used to convey similar ideas, including braggart, show-off, self-aggrandizer, and egotist. These words all describe individuals who are excessively confident in their abilities and are often seen as arrogant or narcissistic. Other possible synonyms for aggrandizer might include conceited, vain, or pompous, all of which suggest a sense of inflated self-importance. Ultimately, whether you are trying to describe someone who is an aggrandizer or looking for alternative ways to describe this behavior, there are a range of options available to capture the essence of this type of person.