plaguer

From plague +‎ -er.

plaguer (plural plaguers)

1. Someone or something that plagues or annoys.
2. (slang) One infected with HIV.
   • 1994 [1993], Irvine Welsh, Trainspotting, London: Minerva, →ISBN, page 315:

     PLAGUER wis painted on the heavy plywood-enforced door in big, black letters. Also HIVER and JUNKY.

• “plaguer”, in Webster’s Revised Unabridged Dictionary, Springfield, Mass.: G. & C. Merriam, 1913, →OCLC.

• earplug, graupel, pergula