- Definitions|2
- Thesaurus|1.1k
- Abbreviations|0
160 entries under adjective topic. ×
| vexing | |
| infectious | |
| plaguy | |
| poisonous(bad, offensive, foul, disgusting) | |
| unhealthy(offensive, foul, disgusting, injurious) | |
| contaminated | |
| contagious(annoying, communicable) | |
| damaging(bad, harmful, injurious, deadly) | |
| injurious(bad, foul, vile, harmful) | |
| irksome | |
| obnoxious(nasty, offensive, terrible, foul) | |
| troublesome(bothersome, worrisome) | |
| virulent(unhealthy, injurious, annoying, fatal) | |
| aggravating | |
| corruptive | |
| deadly(bad, evil, harmful, injurious) | |
| dirty | |
| exasperating | |
| perversive | |
| venomous(bad, evil, harmful, injurious) |
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| APA | Smart Define. (2015). pestiferous thesaurus. Retrieved September 28, 2026, from https://smartdefine.org/pestiferous/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "pestiferous thesaurus" https://smartdefine.org/pestiferous/thesaurus/synonyms (accessed September 28, 2026). |
| Harvard | Smart Define 2015, pestiferous thesaurus, Smart Define, viewed 28 September, 2026, <https://smartdefine.org/pestiferous/thesaurus/synonyms>. |
| MLA | Smart Define. "pestiferous thesaurus" 10 April 2015. Web. 28 September 2026. <https://smartdefine.org/pestiferous/thesaurus/synonyms> |