sac·cha·rine
/ˈsak(ə)rən/
adjective
1.excessively sweet or sentimental.
"saccharine music"
Similar: sentimental, over-emotional, sugary, syrupy, sickening, nauseating, trite, cutesy, lovey-dovey, gooey, corny, icky, toe-curling, sappy, hokey
2.DATED
relating to or containing sugar; sugary.