1
lurch(verb, upset, fall, collapse, plunge)
1
make dark(verb, expression, faint, extinguish, erase)
1
mess up(verb, expression, drop, change, disturb)
1
mix up(verb, expression, change, disturb, turn)
1
nose-dive(verb, upset, drop, decline, release)
1
nullify(verb, upset, reverse, annul, void)
1
obfuscate(verb, faint, extinguish, erase, darken)
1
overbalance(verb, upset, fall, collapse, reverse)
1
overthrow
1
pitchpole
1
plummet(verb, drop, decline, release, settle)
1
prostrate(verb, upset, reverse, annul, void)
1
put out of order(verb, expression, idiom, change, disturb)
1
quash(verb, faint, extinguish, erase, darken)
1
recede(verb, drop, decline, settle, ease)
1
regress(verb, drop, decline, settle, ease)
1
relapse(verb, drop, decline, settle, ease)
1
repeal(verb, upset, reverse, annul, void)
1
rescind(verb, upset, reverse, annul, void)
1
reverse(verb, upset, change, disturb, turn)
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APASmart Define. (2015). keel over thesaurus. Retrieved September 27, 2026, from https://smartdefine.org/keel_over/thesaurus/synonyms
ChicagoSmart Define. 2015. "keel over thesaurus" https://smartdefine.org/keel_over/thesaurus/synonyms (accessed September 27, 2026).
HarvardSmart Define 2015, keel over thesaurus, Smart Define, viewed 27 September, 2026, <https://smartdefine.org/keel_over/thesaurus/synonyms>.
MLASmart Define. "keel over thesaurus" 10 April 2015. Web. 27 September 2026. <https://smartdefine.org/keel_over/thesaurus/synonyms>