A substance which causes an allergic reaction.
An epidemic or pandemic caused by any pestilence, but specifically by the above disease.
A group of common grackles.
A widespread affliction, calamity or destructive influx, especially when seen as divine retribution.
The bubonic plague, the pestilent disease caused by the virulent bacterium Yersinia pestis.
A grave nuisance, whatever greatly irritates.
To harass, pester or annoy someone persistently or incessantly.
To afflict with a disease or other calamity.