There are several different synonyms for the phrase "kicked in". Some of these include "burst open", "smashed in", "pried open", "cracked open", "bashed in", and "forced open". These terms all describe a similar action of something being forcefully opened or broken through. The context in which these synonyms are used may vary, but they all imply a sense of forceful entry or destruction. Whether it be a door, a window, or a wall, these synonyms can be used to describe the action of something being kicked in or forcefully opened.