bog,
peat bog wet spongy ground of decomposing vegetation; has poorer drainage than a swamp; soil is unfit for cultivation but can be cut and dried and used for fuel
mire -
a difficulty or embarrassment that is hard to extricate yourself from; "the country is still trying to climb out of the mire left by its previous president"; "caught in the mire of poverty"
mire -
deep soft mud in water or slush; "they waded through the slop"