doubling of the last part to express a disorder...
did you mean poto ?
potopóto,
pl. bapotopoto (class 9a/10a (2) : - / - (ba-) : plural from context (or informal/modern ba-), not with n-/m-)
poto-poto
mud
mash (e.g. potato, fufu)
slurry, jam, compote, slush