Synonyms of pest

1 Syllable
pill, bane, moth, trial, gnat, pain, drip, bore, nag, ant, creep, blight, drag, bug
2 Syllables
plague, annoyer, coercer, tease, bother, blighting, trouble, cootie, curse, torment, bullies, deadhead, virus, scourging, bully, bothers, peeve, aphid, gadflies, nudge, annoyers, harriers, spiders, bedbug, peeving, worry, gadfly, scourge, cockroach, blister, spider, hornet, insect, scourged
3 Syllables
besetment, badgerer, pesterer, vexation, tormenter, dragonflies, headache, tormentor, dragonfly, tormenters, arthropod, mosquito, contagion, grasshoppers, termite, butterfly, irritant, cockroaches, grasshopper, bumblebee, botherment, mosquitoes, ladybug, annoyance, infection, nuisance
4 Syllables
epidemic, pestilence, excruciation, irritation, yellowjacket, botheration
5 Syllables
antagonizer, intimidator, exasperation, antagonizers, exasperations