- Definitions|2
- Thesaurus|1.1k
- Abbreviations|0
| vexing | |
| infectious(adjective, annoying) | |
| insalubrious(offensive, foul, disgusting, harmful, poisonous) | |
| plaguy | |
| poisonous(adjective, bad, offensive, foul, disgusting) | |
| unhealthy(adjective, offensive, foul, disgusting, injurious) | |
| contaminated | |
| contagious(adjective, annoying, communicable) | |
| damaging(adjective, bad, harmful, injurious, deadly) | |
| injurious(adjective, bad, foul, vile, harmful) | |
| irksome | |
| obnoxious(adjective, nasty, offensive, terrible, foul) | |
| troublesome(adjective, bothersome, worrisome) | |
| virulent(adjective, unhealthy, injurious, annoying, fatal) | |
| aggravating | |
| corruptive | |
| deadly(adjective, bad, evil, harmful, injurious) | |
| dirty | |
| exasperating | |
| perversive |
For more, visit
Pestiferous on
Power Thesaurus
| APA | Smart Define. (2015). pestiferous thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/pestiferous/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "pestiferous thesaurus" https://smartdefine.org/pestiferous/thesaurus/synonyms (accessed September 26, 2026). |
| Harvard | Smart Define 2015, pestiferous thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/pestiferous/thesaurus/synonyms>. |
| MLA | Smart Define. "pestiferous thesaurus" 10 April 2015. Web. 26 September 2026. <https://smartdefine.org/pestiferous/thesaurus/synonyms> |