Prolonged exposure to UV radiation can cause skin cancer.
"Prolonged exposure to the sin's UV rays can be harmful.
The most difficult questions to answer often elicit a prolonged silence. Oddly enough, my psychologist would not agree to a prolonged session today. Disrupting class will only gain a prolonged homework assignment.
The airport was closed because of bad weather so my holiday was prolonged for 2 days.
Prolonged feelings of worthlessness may be a sign of depression.
After going a prolonged time without eating, James had become emaciated and gaunt.
His heart ached during her prolonged absence.
Prolonged exposure to the sun causes skin damage.
There was a rather prolonged period of silence when the professor finished speaking about the effects of nuclear war.
I would use it correctly in a sentence, of course. Thank you for asking.
The word prolonging is waiting for something (either physical or mental) but is usually longer than normal. However, you more commonly find 'prolong' or 'prolonged' in a sentence, such as:The princess prolonged the valiant prince's return.He was prolonging the arrival of 3:30.
Jarry use paroxysm in a sentence.\
I would use the word "theory" in a sentence like this: "The scientist presented a new theory to explain the findings of the experiment."