Synonyms for the phrase "slobber over" include gush, rave, laud, praise, compliment, admire, and applaud. When you slobber over something, you are simply expressing a great amount of admiration or affection. It is often used in casual settings to describe someone who is being overly enthusiastic about something they like. However, there are also more formal synonyms that can be used in place of "slobber over" in professional or academic contexts. These include extol, exalt, eulogize, venerate, and acclaim. No matter which synonym you choose, the underlying sentiment remains the same - a deep appreciation for something worthy of praise.