(If tense doesn't matter)
I was astounded by the painter's work.
Thumb tips can be used to astound even the most hardened audience.
Her rudeness astounded him.
the root word is Astound and the suffix is the ed at the end of astounded
awe
amaze, surprise, overawe
"He was astounded by the firey red flames."
Those letters will spell astound.
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.