Difference between Absurdity and Silliness

ABSURDITY vs SILLINESS: NOUN

The quality of being absurd or inconsistent with obvious truth, reason, or sound judgment.
Synonyms Absurdness, silliness, unreasonableness, self-contradiction, preposterousness, inconsistency. See folly.
That which is absurd; an absurd action, statement, argument, custom, etc.: as, the absurdities of men; your explanation involves a gross absurdity.
The state or quality of being absurd or inconsistent with obvious truth, reason, or sound judgment; want of rationality or common sense: as, the absurdity of superstition; absurdity of conduct.
A message whose content is at variance with reason
A ludicrous folly

An act that is silly; a result of being silly.
That which is perceived as silly or frivolous.
The quality or state of being silly.
The quality of being silly; foolishness; senselessness; weakness of understanding; extreme simplicity; absurd or contemptible folly.
A ludicrous folly
An impulsive scatterbrained manner

Sense, Nonsense, Insanity, Paradox, Ineptitude, Ridiculous, Madness, Irrationality, Folly, Stupidity, Fatuity, Absurdness, Fatuousness, Silliness, Ridiculousness

Craziness, Stupidity, Buffoonery, Lunacy, Frivolity, Foolishness, Tomfoolery, Hilarity, Inanity, Ridiculousness, Idiocy, Fatuity, Giddiness, Fatuousness, Absurdity

Sense, Nonsense, Insanity, Paradox, Ineptitude, Ridiculous, Madness, Irrationality, Folly, Stupidity, Fatuity, Absurdness, Fatuousness, Silliness, Ridiculousness

Hijinks, Whimsy, Stupidity, Buffoonery, Lunacy, Frivolity, Foolishness, Tomfoolery, Hilarity, Inanity, Ridiculousness, Idiocy, Fatuity, Fatuousness, Absurdity

And no one seems to notice the absurdity.
Any other conclusion would lead to an absurdity.
Black Humor, Existentialism, and Absurdity: A Generic Confusion.
The golden rule is used to remove absurdity.
It went on and on, layer upon layer and absurdity upon absurdity, but it boiled down to a single central warning.
Yet the phenomenological absurdity of this division has not exposed the ideological absurdity of freedom in a world dominated by technocratic rationality.
While there may be absurdity in both cartoons and comics, the absurdity is often a means of comic relief for the audience.
Focus on perennial problems: absurdity that can become horror, reflectiveness gap, parasitic processing, religio and meaning in life, absurdity.
The absurdity safety valve is reserved for truly exceptional cases, and mere oddity does not equal absurdity.
For if absurdity be the subject of laughter, ss is seldom without some absurdity.

Silliness abounds, with colorful, exaggerated illustrations enhancing the humor.
Launcelot Wake at his most pedantic and schoolgirl silliness.
This is pure silliness on the part of Trump.
Our first Witnness forays really were virtually juvenile silliness.
But following such a rigid, absolute standard is silliness.
Make time for silliness and joy each day.
It was their silliness that made them serious.
That is exactly the rhetorical silliness I despise.
We are done to that amount of silliness.
He loved any kind of silliness like that.