'Sank' in the Bible

And God remembered and thought kindly of Noah and every living thing and all the animals that were with him in the ark; and God made a wind blow over the land, and the waters receded.

He said to his brothers, “My money has been returned! It’s here in my bag.” Their hearts sank. Trembling, they turned to one another and said, “What is this that God has done to us?”