The prisoner was unrepentant for the crime he had committed.
The unrepentant boy continued to bully other students despite the principal's warning.
The prefix for "unrepentant" is "un-". There are no suffixes in the word "unrepentant".
unrepentant
The antonym for "remorseful" is "unrepentant" or "unapologetic."
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
the word rag in a sentence