When it comes to expressing emotions, there are times when we tend to go overboard and become overly sentimental. This can sometimes make us seem melodramatic or even insincere. Therefore, it's important to use appropriate synonyms to convey our feelings accurately without overdoing it. Some synonyms for the term "overly sentimental" include soppy, mawkish, saccharine, cloying, sentimental, schmaltzy, corny, maudlin, and mushy. These words can be used to describe someone who is excessively emotional, overly romantic, or sentimental to the point of being unrealistic. By using these synonyms effectively, we can express our feelings without going over the top and losing the real essence of our emotions.