Direct: the author tells you the trait of the character.
Speech: What does the character say? How does the character speak?
You? Impossible! A mason?
Thoughts: What does the character think about issues?
Ha! ha! ha! --he! he! he! --a very good joke, indeed --an excellent jest.
"He was a man to be respected and even feared. He prided himself on his connoisseur ship in wine." (1) Fortunato is proud of himself and proud of what he does.
Effect on others: How do others respond to the character?
"You? Impossible! A mason?" (4) Fortunato was bewildered because he didn't believe that Montresor could be part of the brotherhood.
Actions: What does the character do? How does the character behave?
"But it is not getting late? Will they not be awaiting us at the palazzo, the Lady Fortunato and the rest? Let us be gone." (6) Fortunato was confused because he didn't understand why someone would want to kill him.
Looks: What does the character look like? How does the character dress?
"You are rich, respected... you are happy, as once I was. You are a man to be missed." (3) Others like Fortunato or are jealous of him. Montresor is jealous of Fortunato because Fortunato has what he himself used to have.
"as he stepped unsteadily forward...finding in an instant he had reached the extremity of the niche...finding his progress arrested by the rock, stood stupidly bewildered." (5) Fortunato is a gullible alcoholic because he believes there is a barrel of wine in a small dug out hole in the wall and is willing to go in to this wall and is willing to in to this small hole to get more wine.
"The man wore motley. He had on a tight-fitting parti-striped dress, and his head was surrounded by the conical cap and bells." (1) Fortunato is a fool - he is dressed as a fool. He proves himself to be a festive character dressing up for Carnival.