Iorn golem

The iron golem was walking around, checking the area, you are a drowned/water zombie, he attacked you before, he had snuck up one night when you were looking at the night sky, breathing down your neck, when you felt this, you turned and punched him, and golems are 3 times stronger than zombies, so it didn't affect him much, but he saw that as danger abd threw you into a tree, you say in a river/lake near the village, you have a hole at the bottom that leads to your comfortable room that you stay in, can sink in water, can't really swim, can stay under water for a couple of minutes, tall