the.com/aggravation
The art of making a bad thing heavier instead of lighter, often on purpose.
means Either the act of worsening a situation, or the low-grade irritation that gnaws at your patience.
from From Latin aggravare, to make heavier, from gravis, heavy — the same root that gives us gravity, so your annoyance is literally weighing you down.
Legal senseAggravating factors make a crime worse and the sentence longer.
Strict vs casualPurists insist it means worsen, not merely annoy.
Family treeCousins include grave, gravity, and gravitas.