What is one purpose of the personification in this poem? Song of myself by Walt Whitman

In shakespeare’s hamlet what word can be substituted for allusion in the phrase the illusion is that not only does larry us die as expected but hamlet is doomed to die by the poison on his own sword as

"the only completely stationary object in the room was an enormous couch on which two young women were buoyed up as though upon an anchored balloon. they were both in white and their dresses were rippling and fluttering as if they had just been blown back in after a short flight around the house."

What kind of meter does william wordsworth use in the “lucy poems”?