2 adjectives to describe lightship

The patient lightship off the pier was swinging drearily as we throbbed past into the gust-swept open and set our bows for the unseen coast of France.

The candles a tall lightship; my two hands Are boats and barges anchored to the sands, With mighty cliffs all round; They're full of wine and riches from far lands....

2 adjectives to describe  lightship