Synonyms/Hypernyms (Ordered by Estimated Frequency) of verb sicken

4 senses of sicken

Sense 1
disgust, revolt, nauseate, sicken, churn up -- (cause aversion in; offend the moral sense of; "The pornographic pictures sickened us")
       => repel, repulse -- (be repellent to; cause aversion in)

Sense 2
sicken, come down -- (get sick; "She fell sick last Friday, and now she is in the hospital")
       => worsen, decline -- (grow worse; "Conditions in the slum worsened")

Sense 3
sicken, nauseate, turn one's stomach -- (upset and make nauseated; "The smell of the food turned the pregnant woman's stomach"; "The mold on the food sickened the diners")
       => disgust, gross out, revolt, repel -- (fill with distaste; "This spoilt food disgusts me")

Sense 4
sicken -- (make sick or ill; "This kind of food sickens me")
       => harm -- (cause or do harm to; "These pills won't harm your system")

Antonyms of adj sickening

1 sense of sickening

Sense 1
nauseating, nauseous, noisome, queasy, loathsome, offensive, sickening, vile -- (causing or able to cause nausea; "a nauseating smell"; "nauseous offal"; "a sickening stench")

INDIRECT (VIA unwholesome) -> wholesome -- (conducive to or characteristic of physical or moral well-being; "wholesome attitude"; "wholesome appearance"; "wholesome food")

Similarity of adj sickening

1 sense of sickening

Sense 1
nauseating, nauseous, noisome, queasy, loathsome, offensive, sickening, vile -- (causing or able to cause nausea; "a nauseating smell"; "nauseous offal"; "a sickening stench")
       => unwholesome (vs. wholesome) -- (detrimental to physical or moral well-being; "unwholesome food"; "unwholesome habits like smoking")