Oxymoron is an expression that shakespeare also likes to use. namely; It is possible to see perfect oxymorons such as "heavy lightness", "cold fire", "dear hate" in romeo and juliette . Again, another example of the perfect oxymoron that comes to my mind immediately (I don't remember who it belongs to) is lumina obscura , "dark light".
According to some feminist writers, there is a variant of the definition of "smart man", the definition.
There are also ordinary ones like immortal love. Usage area is generally philosophy and literature. entelim, the concept that is not recommended to be used too much in the I know very mode.
Expression style in which opposite words are used together to strengthen the meaning