"sappy" in the adjective sense
1. sappy
abounding in sap
"sappy maple trees"
"sappy kindling wood"
2. bathetic, drippy, hokey, maudlin, mawkish, kitschy, mushy, schmaltzy, schmalzy, sentimental, sappy, soppy, soupy, slushy
effusively or insincerely emotional
"a bathetic novel"
"maudlin expressions of sympathy"
"mushy effusiveness"
"a schmaltzy song"
"sentimental soap operas"
"slushy poetry"
Source: WordNet® (An amazing lexical database of English)
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