82 entries under degenerate topic. ×

4
recur(verb, return, retreat, recede)
4
slip back(verb, expression, phrasal verb, fall, weaken)
4
turn(verb, move, change, return, bear)
3
fail(verb, decline, fall, weaken)
3
throw back(verb, expression, return, react)
3
weaken(verb, decline, fail, lower)
2
depreciate(verb, drop, decline, settle, fail)
2
disimprove(decline, reduce, weaken, lapse)
2
flag(verb, drop, decline, settle, fail)
2
flip-flop(defeat, delay, return, blow)
2
lessen(verb, drop, close, decline, reduce)
2
sicken(fall, fail, weaken, deteriorate)
2
slide(verb, decline, weaken, deteriorate)
2
slide back(expression, fall, fail, weaken)
1
adulterate(decline, weaken, deteriorate, degrade)
1
alloy(decline, weaken, deteriorate, degrade)
1
be overcome(fall, fail, weaken, deteriorate)
1
be overtaken(fall, fail, weaken, deteriorate)
1
be worse for wear(decline, weaken, deteriorate, degrade)
1
become worse(expression, decline, weaken, degrade)
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APASmart Define. (2016). regress thesaurus. Retrieved October 1, 2026, from https://smartdefine.org/regress/thesaurus/synonyms
ChicagoSmart Define. 2016. "regress thesaurus" https://smartdefine.org/regress/thesaurus/synonyms (accessed October 1, 2026).
HarvardSmart Define 2016, regress thesaurus, Smart Define, viewed 1 October, 2026, <https://smartdefine.org/regress/thesaurus/synonyms>.
MLASmart Define. "regress thesaurus" 14 March 2016. Web. 1 October 2026. <https://smartdefine.org/regress/thesaurus/synonyms>