The word "un-assumingly" means being modest or unpretentious. Its antonyms are words that represent the opposite meaning, such as arrogantly, boastfully, conceitedly, haughtily, pompously, pridefully, and snobbishly. These antonyms describe someone who is overly confident, boastful, and has an exaggerated sense of self-importance. An un-assuming person does not draw attention to themselves and is not concerned with their ego or status, while someone who is arrogant or boastful often seeks to stand out and assert dominance. Knowing the antonyms of "un-assumingly" helps us understand the qualities that are not associated with modesty and humility.