0
calamitous
0
causing hurt(expression, idiom)
0
corrupt
0
deadly
0
deathly
0
destructive
0
disadvantageous
0
diseased
0
fatal
0
faulty
0
fell
0
fiendish
0
gangrenous
0
grievous
0
horrible
0
ill at ease
0
ill health
0
ill humor
0
ill humour
0
ill service
11 years ago|1.3k views|share |citing 
APASmart Define. (2015). remedial thesaurus. Retrieved September 30, 2026, from https://smartdefine.org/remedial/thesaurus/antonyms
ChicagoSmart Define. 2015. "remedial thesaurus" https://smartdefine.org/remedial/thesaurus/antonyms (accessed September 30, 2026).
HarvardSmart Define 2015, remedial thesaurus, Smart Define, viewed 30 September, 2026, <https://smartdefine.org/remedial/thesaurus/antonyms>.
MLASmart Define. "remedial thesaurus" 29 September 2015. Web. 30 September 2026. <https://smartdefine.org/remedial/thesaurus/antonyms>