The superannuated man was indignant because he felt that he could still perform a good day's work.
At the age of 70 years, my grandfather was superannuated from the Army.
The word superannuated means old or outdated. Antonyms would be fresh, new, young, or modern.
aged superannuated
A synonym of superannuated is ancient.
Superannuated has the synonyms outdated, outmoded, old-fashioned, or antiquated.
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.