2
damager
2
destroyer
2
harmer
2
injurer
2
marrer
2
ruiner
2
underminer
2
weakener
1
abater
1
attenuator
1
bilker
1
botcher
1
bumbler
1
bungler
1
coddler
1
crippler
1
crippling
1
crosser
1
debaser
1
debaucher
13 years ago|2.3k views|share |citing 
APASmart Define. (2013). Impairer thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/impairer/thesaurus/synonyms
ChicagoSmart Define. 2013. "Impairer thesaurus" https://smartdefine.org/impairer/thesaurus/synonyms (accessed September 24, 2026).
HarvardSmart Define 2013, Impairer thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/impairer/thesaurus/synonyms>.
MLASmart Define. "Impairer thesaurus" 19 May 2013. Web. 24 September 2026. <https://smartdefine.org/impairer/thesaurus/synonyms>