
Treacly
Emotional Overload
Use 'treacly' when something feels overwhelmingly emotional, to a point it might seem insincere. 
Negative Connotation
Although 'treacly' relates to sweetness, it implies something negative, like being excessive or fake. 
Cultural Usage
In some cultures, 'treacly' can refer to cultural products that are seen as overly traditional or outdated. 