aggravation

1. The act of aggravating or the state of being aggravated.
2. A source of continuing, increasing irritation or trouble.
3. Exasperation.

noun

1. Something that annoys: annoyance, besetment, bother, irritant, irritation, nuisance, peeve, plague, torment, vexation. See feelings, pain/pleasure.
2. The feeling of being annoyed: annoyance, bother, botheration, exasperation, irritation, vexation. See feelings, pain/pleasure.

Definition: worsening
Antonyms: improvement

Any circumstances surrounding the commission of a crime that increase its seriousness or add to its injurious consequences.

Such circumstances are not essential elements of the crime but go above and beyond them. The aggravation of a crime is usually a result of intentional actions of the perpetrator. Such crimes are punished more severely than the crime itself. One of the most common crimes that is caused by aggravation is aggravated assault.

In homeopathy, worsening of symptoms associated with inadequate potency of the remedy used.