a contrast beetween expectation and reality ?
well we have 14 words here folk tale <not it
simile <not it
tone <maybe
symobol <not it
irony <maybe prol not
foreshadowing <not...
Among many, I like one of the simplest (Satisfaction = Reality - Expectation) where (Reality = Perception) and a positive satisfaction occurs when perception overcomes expectation and vice-versa.