sea > (Of which the river (206.2:4) is a tributary) hight > is called

2 The Idle Lake, my wandering ship I row,

wandering > (Cf. 308.31:1)

3 That knows her port, and thither sails by aim, 4 Neither care nor fear I how the wind do blow, 5 Or whether swift I wend, or whether slow: 6 Both slow and swift alike do serve my turn,

turn > purpose

7 Neither swelling Neptune, nor loud thundering Jove

thundering Jove > (In his guise as Jupiter Tonans, lord of the thunderbolt; hence: storms)

8 Can change my cheer, or make me ever mourn;

cheer > expression, mood

9 My little boat can safely pass this perilous bourn.