clouts > rags
2 With thorns together pinned and patched was, 3 Which his naked sides he wrapped abouts;
abouts > about (characteristic of northern dialect)
4 And him beside there lay upon the grass 5 A dreary corse, whose life away did pass,
dreary > gory; dreadful, grim corse > body
6 All wallowed in his own yet lukewarm blood,
wallowed > prostrated
7 That from his wound yet welled fresh, alas; 8 In which a rusty knife fast fixed stood,
rusty > blood-stained; dirty; rusty fast > firmly
9 And made an open passage for the gushing flood.