1 Still fled he forward, looking backward still,
Still > Still; continuously
2 Nor stayed his flight, nor fearful agony,
stayed > delayed agony > anguish
3 Till he came to a rocky hill 4 Over the sea, suspended dreadfully, 5 That living creature it would terrify
That > [So that; that]
6 To look adown, or upward to the height:
adown > down
7 From thence he threw himself dispiteously,
dispiteously > pitilessly