syrupy
[adjective]
Synonyms: sentimental, drippy, gooey, maudlin, moist, mushy, sappy, slushy, sobby, sticky

[TahlilGaran] English Synonym Dictionary ▲

syr‧up‧y /ˈsɪrəpi $ ˈsɜː-, ˈsɪ-/ adjective

1. thick and sticky like syrup, or containing syrup:
a syrupy liquid

2. too nice or kind in a way that seems insincere – used in order to show disapproval:
a syrupy speech

[TahlilGaran] Dictionary of Contemporary English ▲