When it comes to making a remark, there are several synonyms for the term 'casual comment' which one can use. Some of these synonyms include 'offhand remark,' 'passing comment,' 'unpremeditated statement,' 'throwaway line,' and 'spontaneous observation.' Each of these synonyms presents a different quality of the comment to the reader, from its impromptu nature to its quick and effortless delivery. A casual comment can be effective in sparking conversation, or it can be easily forgotten in the midst of more meaningful discussions. Therefore, choosing the appropriate synonym for your intended comment can better convey the nature and impact of your statement.