Formal poetry follows a prescribed format. These formats may have specific requirements with regards to number of lines, line length, rhyme scheme, or meter. Some common forms include sonnet, haiku, villanelle, and limerick.
The answers are Linton (the family of Thrushcross Grave is called Linton) and Desire (she craves Heathcliff, but she desires the status that comes with nobility)
It's socialism. it's shown as a symbol just like everything from freemasons