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sick
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sickish
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sneezy
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spastic
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stricken
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tubercular
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tuberculous
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unadvisable
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under the weather
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undernourished
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unfit
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unfortunate
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unhealed
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unhealthy
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unsound
13 years ago|1.5k views|share |citing 
APASmart Define. (2013). well behaved thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/well_behaved/thesaurus/antonyms
ChicagoSmart Define. 2013. "well behaved thesaurus" https://smartdefine.org/well_behaved/thesaurus/antonyms (accessed September 25, 2026).
HarvardSmart Define 2013, well behaved thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/well_behaved/thesaurus/antonyms>.
MLASmart Define. "well behaved thesaurus" 27 June 2013. Web. 25 September 2026. <https://smartdefine.org/well_behaved/thesaurus/antonyms>