2
detest
2
develop(verb, take, get, decline, catch)
2
disagree(verb, upset, affect)
2
discolor(verb, decline, weaken, lessen, degenerate)
2
disenchant(verb, upset, bother, disturb, pain)
2
dishearten(verb, upset, worry, fail, strain)
2
disincline
2
disintegrate(verb, decline, crack, collapse, weaken)
2
dislike
2
dismay(noun, verb, upset, trouble, hurt)
2
dissolve(verb, decline, weaken, lessen, degenerate)
2
distress(noun, verb, upset, trouble, hurt)
2
drain(verb, fail, strain, annoy, depress)
2
dry-rot(decline, weaken, lessen, degenerate, deteriorate)
2
dwindle(verb, break, decline, fail, weaken)
2
enfeeble(verb, annoy, depress, exhaust, drain)
2
exasperate(verb, upset, hurt, disturb, worry)
2
fag(verb, break, worry, fail, strain)
2
faint(verb, break, fail, strain, annoy)
2
fall back(expression, fall, fail, degenerate, deteriorate)
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APASmart Define. (2015). sicken thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/sicken/thesaurus/synonyms
ChicagoSmart Define. 2015. "sicken thesaurus" https://smartdefine.org/sicken/thesaurus/synonyms (accessed September 25, 2026).
HarvardSmart Define 2015, sicken thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/sicken/thesaurus/synonyms>.
MLASmart Define. "sicken thesaurus" 10 April 2015. Web. 25 September 2026. <https://smartdefine.org/sicken/thesaurus/synonyms>