Therewith > With that
9 One of his grasping feet, him to defend thereby.
him > [himself, the dragon]
111.43
The other foot, fast fixed on his +shield+
2 Whenas no strength, nor stroks mote him constraine
To loose, ne yet the warlike pledge to yield,
4 He smot thereat with all his might and maine,
That nought so wondrous puissance might sustaine;
6 Vpon the ioynt the lucky steele did light,
And made such way, that hewd it quite in twaine;
8 The paw yet missed not his minisht might,
But hong still on the shield, as it at first was pight.
1 shield > shield, 1609
1 The other foot, fast fixed on his shield,
fast > firmly
2 When no strength, nor strokes, might him constrain 3 To loose, nor yet the warlike pledge to yield,
loose > loosen