Words similar to serious

Example sentences for: serious

How can you use “serious” in a sentence? Here are some example sentences to help you improve your vocabulary:

The societies, which have been blamed for dozens of rapes, murders, assaults, and arson attacks over the years, are widely considered to be the most serious problem facing Africa's largest university system.
In the Jewish tradition, this sardonic remark is intended to comfort a person who is grieving over having made a serious mistake.
She proposed that Bush simply be "underwhelming," making one moderately serious gaffe to fuel concerns about his preparedness for office while also "exceeding expectations."
As far as I know, the problem has been solved in England by a creating another offence, less serious, with lower penalties, driving and taking away.
For : Mild to serious depression.