The joke he made was so laughable.
Laughable = Pathetic, Pitiful, Absurd, Preposterous, Ludicrous, Mediocre, Rdiculous
Example sentence - Her behavior during the dinner was laughable only because she was so young.
Some of the sentences that I see in Example Sentences are quite laughable.
"His plan for cultivating the new strain of wheat was intriguing, but his insistence that it could produce 400 bushels per acre was laughable". His idea of a comedy routine was laughable, and I don't mean that his jokes were funny.
Laughable. Something which ought to be laughed at.
Can you use the word concluding in a sentence? Done.
You can use the word Truss in a sentence like this.
Just use it! Or do you mean, can you use the word beheld in a sentence.
He got it from the word ludacrous which means laughable and rediculous
How do you use the word decibel in a sentence?What is decibel used for?
Since that is not a word I would not attempt to use it in a sentence.
You just did use the word colonize in a sentence.