Marshy Rice Field, Marshy Rice Paddy
noun
A bog rice paddy is a marshy rice field. This is just a rice paddy in marshy form.
ぬまた, ぬた
The reading is the same as what you learned with the kanji.
沼田を裸足で歩いたことはありますか。
Have you ever walked barefoot through a marshy rice paddy?