His dastardly crimes put him on the FBI's "Top Ten" list.
When it came to politics, he was a dastardly man who would lie about and smear his opponents without hesitation. Dastardly is an adjective.
the villain was dastardly in his evil deeds to capture the world
That dastardly pirate was the scourge of the seven seas.
Disloyal dastardly
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.
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.
You can use the word Terrorist in a sentence as " Muslims are not terrorist ".
use the word puzzlement in a sentence