Made a dent is a phrase commonly used to describe the impact something has made. There are many synonyms for this phrase, including "made an impression," "left a mark," "had an effect," and "made a difference." Each of these phrases conveys a similar meaning and can be used interchangeably with "made a dent." Other synonyms for this phrase include "changed the landscape," "left a lasting impact," "made waves," and "shifted the paradigm." Regardless of the phrase used, the idea is the same: something has had an impact on a situation or person.