intended > directed

5 But he was wary, and ere it empight

empight > implanted itself

6 In the meant mark, advanced his shield atween,

atween > between

7 On which it seizing, no way enter might,

seizing > fastening, fixing itself (SUS)

8 But, back rebounding, left the forkhead keen;

forkhead > barbed head keen > sharp

9 Eftsoons he fled away, and might nowhere be seen.