Synonyms of 'bathetic'
You can describe something as mawkish when you think it is sentimental and silly.
a sentimental plot with an inevitable mawkish ending
Someone or something that is sentimental feels or shows pity or love, sometimes to an extent that is considered exaggerated and foolish.
It's a very sentimental play.
Thesaurus for bathetic from the Collins English Thesaurus
containing or displaying bathos