The teacher's severe glare had an instant, quieting effect on the boisterous children.
Your mother has a severe mental disorder.
I had a severe fever on Monday night and had to miss out on school.
My friend has a severe case of pyromania, and loves fire.
Each new paroxysm will bear a more severe and dangerous character.
Alleviate is the word for making less severe. It is the sentence for the word alleviate.
Her punishment was very severe for what she had done.
The one you wrote is.
the severe reign of the king slipped as ninety warriors with medals drank medicin
I am not writing a sentence using that word.
Whipping is a severe punishment. The weather is severe, the temperature is below zero.
a sentence using the word endotracheal
This is a sentence using the word aviator.