This story uses dungeons/secret rooms. Montresor digs a hole in the wall to use as Fortunato's grave. "Within the wall thus exposed by the displacing of bones, we perceived a still interior crypt or recess...for no especial use..." (Poe 5)
Nemo me impune lacessit.
Montresor is emotionally cut off from the people around him, and he is jealous of Fortunato's social status. "You are rich, respected, admired, beloved; you are happy, as once I was." (Poe 3)
This story features a murder where Montresor murders Fortunato. "For the half of a century no mortal has disturbed them." (Poe 7)
This story has an ancient curse in it. The curse is the code of arms' motto. "Nemo me inpune lacessit." (Poe 4)
This story has a decay in a formerly great family. "The Montresors were a great and numerous family." (Poe 3) The quote tells the reader that the Montresors were once as great and rich as Fortunado.
The story has a manifestation in Montresor. The manifestation is that Montresor can think about nothing other than killing Fortunado. "THE thousand injuries of Fortunato I had borne as best I could, but when he ventured upon insult, I vowed revenge.