1
plaguing
1
provoking
1
rankling
1
repellent(adjective, nasty, offensive, terrible, foul)
1
repugnant(adjective, nasty, offensive, terrible, foul)
1
repulsive(adjective, bad, nasty, offensive, terrible)
1
revolting(adjective, nasty, offensive, terrible, disgusting)
1
ruinous(adjective, bad, evil, harmful, injurious)
1
sickening(nasty, offensive, unpleasant, foul, disgusting)
1
slaughterous(adjective, harmful, injurious, damaging, deadly)
1
spiteful(adjective, evil, nasty, terrible, disgusting)
1
sporadic
1
spreading
1
stinking(nasty, offensive, unpleasant, foul, disgusting)
1
suicidal(adjective, violent, cruel, harmful, injurious)
1
tainted
1
taking
1
tedious
1
testy
1
tetchy
11 years ago|8.5k views|share |citing 
APASmart Define. (2015). pestiferous thesaurus. Retrieved September 27, 2026, from https://smartdefine.org/pestiferous/thesaurus/synonyms
ChicagoSmart Define. 2015. "pestiferous thesaurus" https://smartdefine.org/pestiferous/thesaurus/synonyms (accessed September 27, 2026).
HarvardSmart Define 2015, pestiferous thesaurus, Smart Define, viewed 27 September, 2026, <https://smartdefine.org/pestiferous/thesaurus/synonyms>.
MLASmart Define. "pestiferous thesaurus" 10 April 2015. Web. 27 September 2026. <https://smartdefine.org/pestiferous/thesaurus/synonyms>