i Register
In some senses, absurdity is marked as obsolete, rare. Watch for register when choosing this word.
noun
That which is absurd; an absurd action; a logical contradiction.
And it is a fact that in these two days the boy had almost talked over his mother, too; had parried all her objections one after another with that indignant good sense which is often the perfection of absurdity …
The quality of being absurd or inconsistent with obvious truth, reason, or sound judgment.
The absurdity of the actual idea of an infinite number
Neither [Jones][…] nor I (in 1966) could conceive of reducing our "science" to the ultimate absurdity of reading Finnish newspapers almost a century and a half old in order to establish "priority."
Dissonance.