1
seedy(adjective, mean, weak, thin, feeble)
1
sick as a dog(expression, adjective, idiom, anxious, sick)
1
sickish(adjective, mean, weak, thin, ill)
1
sour-tempered
1
soured
1
squeamish(adjective, anxious, sick, uneasy, unwell)
1
syphilitic
1
tabetic
1
tabid
1
troubled(adjective, anxious, sick, uneasy, uncomfortable)
1
tubercular
1
tuberculous
1
tumorigenic
1
tumorous
1
uncertain(adjective, anxious, sick, uneasy, uncomfortable)
1
under the weather(expression, adjective, idiom, thin, anxious)
1
uneasy(adjective, anxious, sick, uncomfortable, sickly)
1
unhealed
1
unhealthy(adjective, mean, weak, thin, ill)
1
unwell(adjective, weak, anxious, ill, sick)
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APASmart Define. (2015). bilious thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/bilious/thesaurus/synonyms
ChicagoSmart Define. 2015. "bilious thesaurus" https://smartdefine.org/bilious/thesaurus/synonyms (accessed September 20, 2026).
HarvardSmart Define 2015, bilious thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/bilious/thesaurus/synonyms>.
MLASmart Define. "bilious thesaurus" 13 April 2015. Web. 20 September 2026. <https://smartdefine.org/bilious/thesaurus/synonyms>