There are several synonyms for the word "line-shooter", which refers to someone who speaks arrogantly or boastfully. Some of these alternative terms include braggart, blowhard, windbag, gasbag, boaster, and blower. Each of these words suggests a different nuance of personality, from the overly-confident braggart to the annoyingly talkative gasbag. Other related terms include showoff, hotshot, and know-it-all, which suggest someone who is more concerned with impressing others than with actual knowledge or ability. Ultimately, these various synonyms highlight the negative connotations of arrogance and boastfulness, and suggest a desire for humility and authenticity instead.