The right answer for the question that is being asked and shown above is that: "It adds to the high standard the speaker is claiming one must meet to love another."In this excerpt from “A Woman’s Shortcomings” by Elizabeth Barrett Browning, this is the effect of parallelism
5 words in total all found in chapter 31
What line am I supposed to be looking at ?
Well, the definition of shrewd is severe, basically.
Porcine means relating to pigs.
Ursine means relating to bears.
Vulpine means relating to foxes.
Lupine means relating to wolves.
So, bears, foxes, and wolves are shrewd.
Wolves are the most shrewd.
So, someone who is shrewd could be described as lupine.