The calamitous tornado destroyed your friend's garden yesterday.
The calamitous lechery of the Marquis de Sade led to his incarceration.
Catastrophic or calamitous
The word 'calamitous' is an adjective, and refers to something terrible/tragic/a horrible accident. So -- " I offer you my sincere condolences on the death of ____ in the calamitous earthquake that struck ____."
One calamitous day people died from the virus!
Yes, it is a good sentence.
calamitous
use it by saying- how can you use the word ebullient in a sentence?
Can you use the word concluding in a sentence? Done.
How can you use the word infectious in a sentence
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.
Since that is not a word I would not attempt to use it in a sentence.