perniciousadjective
uk/pəˈnɪʃ.əs/us/pɚˈnɪʃ.əs/formalhaving a very harmful effect or influence:
The cuts in government funding have had a pernicious effect on local health services.
Thesaurus: synonyms and related words
Dangerous and harmful
- adverse
- apocalyptic
- biohazard
- damaging
- deleterious
- do more harm than good idiom
- favour
- forbidding
- gnarly
- harm
- harmful
- kiss
- negative
- not do sb any favours idiom
- penal
- rogue
- ruinous
- self-destruct
- stinking thinking
- toxic
See more results »