the absurd vs situation

the absurd and situation both are nouns.

Word	Noun	Adjective	Verb	Adverb
the absurd	Yes	No	No	No
situation	Yes	No	No	No

As nouns, situation is a hypernym of the absurd; that is, situation is a word with a broader meaning than the absurd:

the absurd: a situation in which life seems irrational and meaningless
situation: the general state of things; the combination of circumstances at a given time

Other hypernyms of the absurd include state of affairs.

the absurd (noun)	situation (noun)
a situation in which life seems irrational and meaningless	a job in an organization
	physical position in relation to the surroundings
	the general state of things; the combination of circumstances at a given time
	a condition or position in which you find yourself
	a complex or critical or unusual difficulty