7 Nor aught your burning fury might abate;

might > could

8 But if Sir Calidore could it presage,

Calidore > "Beautiful Gift" (Greek); "Clever", "Skilful" (Latin callidus); "Hot", "Fiery", "Passionate" (Latin calidus. The latter meanings are the most appropriate here. Sir Calidore is the hero of Book VI) presage > {Have a presentiment of; hence: know of, hear about}

9 No living creature could his cruelty assuage.

308.29

But sith that none of all her knights is nye,
2 See how the heauens of voluntary grace,
And soueraine fauour towards chastity,
4 Doe succour send to her distressed cace:
So much high God doth innocence embrace.
6 It fortuned, whilest thus she stifly stroue,
And the wide sea importuned long space
8 With shrilling shriekes, Proteus abrode did roue,
Along the fomy waues driuing his finny droue.

1 But sith none of all her knights is nigh,

sith > since none > not one

2 See how the heavens, of voluntary grace