Synonyms of the word

pest

• n. (originally) A plague, pestilence, epidemic.
• n. An annoying, harmful, often destructive creature.
• n. An invasive weed.
• n. An annoying person.

animal

• n. In scientific usage, a multicellular organism that is usually mobile, whose cells are not encased in a…
• n. In non-scientific usage, any member of the kingdom Animalia other than a human.
• n. In non-scientific usage, any land-living vertebrate (i.e. not birds, fishes, insects etc.).
• n. (figuratively) A person who behaves wildly; a bestial, brutal, brutish, cruel, or inhuman person.
• n. (informal) A person of a particular type.
• adj. Of or relating to animals.
• adj. Raw, base, unhindered by social codes.
• adj. Pertaining to the spirit or soul; relating to sensation or innervation.
• adj. (slang, Ireland) Excellent.

beast

• n. Any animal other than a human; usually only applied to land vertebrates, especially large or dangerous…
• n. (more specific) A domestic animal, especially a bovine farm animal.
• n. A person who behaves in a violent, antisocial or uncivilized manner.
• n. (slang) A large and impressive thing or structure.
• n. (slang) Someone who is particularly impressive, especially athletically or physically.
• n. (slang, prisons) A sex offender.
• n. (figuratively) Something unpleasant and difficult.
• v. (Britain, military) to impose arduous exercises, either as training or as punishment.
• adj. (slang) great; excellent; powerful.

blighter

• n. One who blights.
• n. (Britain, often disrespectful) A person, usually male, especially one who behaves in an objectionable…

brute

• adj. Without reason or intelligence (of animals).
• adj. Characteristic of unthinking animals; senseless, unreasoning (of humans).
• adj. Being unconnected with intelligence or thought; purely material, senseless.
• adj. Crude, unpolished.
• adj. Strong, blunt, and spontaneous.
• adj. Brutal; cruel; fierce; ferocious; savage; pitiless.
• adj. Inexplicable.
• n. (now archaic) An animal seen as being without human reason; a senseless beast.
• n. A person with the characteristics of an unthinking animal; a coarse or brutal person.
• n. (archaic, Britain, Cambridge University slang) One who has not yet matriculated.
• v. Obsolete spelling of bruit.

creature

• n. (now rare) A created thing, whether animate or inanimate; a creation.
• n. A living being; an animal or human.
• n. A being subservient to or dependent upon another.

cuss

• v. (chiefly US) To use cursing, to use bad language, to speak profanely.
• n. (chiefly US) A curse.
• n. (chiefly US) A curse word.
• n. (dated, chiefly US) A fellow, person.

fauna

• n. (uncountable) animals considered as a group; especially those of a particular country, region, time, etc.
• n. (countable) a book, cataloguing the animals of a country etc.

gadfly

• n. Any dipterous insect of the family Oestridae, commonly known as botflies.
• n. A horsefly: any of various species of fly, of the family Tabanidae, noted for buzzing about animals and…
• n. One who upsets the status quo by posing upsetting or novel questions, or attempts to stimulate innovation…
• n. (pejorative) One who merely irritates without making useful suggestions.
• n. (slang) A bloodsucker.

persecutor

• n. A person or thing that persecutes or harasses.

pesterer

• n. Agent noun of pester; one who pesters.

pestilence

• n. Any epidemic disease that is highly contagious, infectious, virulent and devastating.

plague

• n. (often used with the, sometimes capitalized: the Plague) The bubonic plague, the pestilent disease caused…
• n. (pathology) An epidemic or pandemic caused by any pestilence, but specifically by the above disease.
• n. A widespread affliction, calamity or destructive influx, especially when seen as divine retribution.
• n. A grave nuisance, whatever greatly irritates.
• v. (transitive) To harass, pester or annoy someone persistently or incessantly.
• v. (transitive) To afflict with a disease or other calamity.

tormenter

• n. Alternative spelling of tormentor.

tormentor

• n. Someone who torments.
• n. An implement for reducing a stiff soil, resembling a harrow, but running upon wheels.