joyed > enjoyed; took delight in
3 But for she saw him bent to cruel play
for > when; because, in that bent > inclined, of a mind
4 (To hunt the savage beast in forest wide),
savage > wild; savage
5 Dreadful of danger that might him betide,
Dreadful > Fearful betide > befall
6 She oft and oft advised him to refrain 7 From chase of greater beasts, whose brutish pride
greater > too great, too powerful pride > spirit, mettle; also: state of physical perfection, hence: strength
8 Might breed him scathe unwares: but all in vain: