a ludicrous descent from the exalted or lofty to the commonplace; anticlimax.
insincere pathos; sentimentality; mawkishness.
triteness or triviality in style.
from Greek word meaning "depth"
After one character undergoes a particularly lightning-speed change in temperament, the director lays on a ludicrously coincidental plot twist with sentimental bathos that nearly swamps everything that has gone before.
-- Ann Hornaday, "Movie review: In 'Mother and Child,' Bening and Epps give strong performances", Washington Post, May 2010
Neither, in the end, can Jacob weave his own pattern. His trans-oceanic dream of liberty and learning will close in the damp bathos of a Zeeland backwater - until, in a last spine-shivering gasp, the free spirit of the story walks again...
-- David Mitchell, Book review: The Thousand Autumns of Jacob de Zoet", Belfast Telegraph, May 2010