1 Which when the valiant Elf perceived, he leapt
Elf > {Native of Faery Land (but see 110.64-5)}
2 As lion fierce upon the flying prey, 3 And with his trenchant blade her boldly kept
trenchant > sharp, deeply cutting
4 From turning back, and forced her to stay. 5 Therewith enraged, she loudly began to bray,
Therewith > With that
6 And turning fierce, her speckled tail advanced,
fierce > fierce; fiercely
7 Threatening her angry sting, him to dismay:
dismay > defeat