"Hey, hold on! Did you just get mud on the floor?" "Oh! It’s not mud. It’s actually my poop."
The kanji and the word are exactly the same. That means they share meanings as well.
Many of you may know of Dora the Explorer. Fewer of you know about her dirty, muddy sister, "Doro (どろ) the Not-So-Great Explorer." Imagine them working together as a team. Dora and Doro, united!