The word "cloyer" means to cause an unpleasant feeling of excessive sweetness or richness. Some synonyms for the word "cloyer" include satiate, surfeit, glut, sate, stuff, and gorge. These words all describe a feeling of being overly satisfied or indulged, leading to a sense of discomfort or even sickness. Other synonyms for "cloyer" might include words like overwhelm, inundate, or inundate, which describe a similar sensation of being overpowered or overwhelmed by something. Ultimately, all of these words describe a sense of excess or overindulgence, and can be used to convey a feeling of discomfort or dissatisfaction with a particular experience or sensation.