Sealing usually means, to be encasing something in an envelope or another object, so a good sentence would be:
When sealing an envelope, make sure that it is pressed down firmly.
If your reactor is on fire, sealing it off would be a good idea.
I am using silicone caulking forsealingthis ceiling. The ceiling sealing is going well, so far.
You can use the word Truss in a sentence like this.
Can you use the word concluding in a sentence? Done.
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?
You can use the word Terrorist in a sentence as " Muslims are not terrorist ".
You just did use the word colonize in a sentence.
Since that is not a word I would not attempt to use it in a sentence.
use the word puzzlement in a sentence
can i get a sentence for the word abhorrence
a sentence with the word resilient