Nonsense
/ˈnɒnsəns/
noun
Letters or words, in writing or speech, that have no meaning or pattern or seem to have no meaning.
“After my father had a stroke, every time he tried to talk, it sounded like nonsense.”
An untrue statement.
“He says that I stole his computer, but that's just nonsense.”
That which is silly, illogical and lacks any meaning, reason or value; that which does not make sense.
Synonyms: absurdity, contradiction, silliness, stupidity, unreasoning, absurdity, falsehood, lie
verb
To make nonsense of;
To attempt to dismiss as nonsense; to ignore or belittle the significance of something; to render unimportant or puny.
To joke around, to waste time
adjective
Resulting from the substitution of a nucleotide in a sense codon, causing it to become a stop codon (not coding for an amino-acid).
Nonsensical
interjection
An emphatic rejection of something one has just heard and does not believe or agree with.