reave > take gage > battle-token (cf. 104.39:5, where another shield is the gage)
7 Thrice he essayed it from his foot to draw,
essayed > attempted
8 And thrice in vain to draw it did essay; 9 It booted naught to think to rob him of his prey.
booted naught > [availed nothing, was useless]
111.42
Tho when he saw no power might preuaile,
2 His trustie sword he cald to his last aid,
Wherewith he fiercely did his foe assaile,
4 And double blowes about him stoutly laid,
That glauncing fire out of the yron plaid;
6 As sparckles from the Anduile vse to fly,
When heauie hammers on the wedge are swaid;
8 Therewith at last he forst him to vnty
One of his grasping feete, him to defend thereby.
1 Tho, when he saw no power might prevail,
Tho > Then
2 His trusty sword he called to his last aid, 3 Wherewith he fiercely did his foe assail,