78 entries under decline topic. ×

13
collapse(verb, upset, break, drop)
8
drop(verb, break, give, release)
7
slump(verb, upset, drop, release)
7
tip over(verb, expression, phrasal verb, upset, drop)
7
topple(verb, upset, break, drop, change)
7
tumble(verb, upset, drop, change)
6
pitch(verb, upset, drop, change)
5
fall(verb, upset, break, drop)
4
go down(verb, expression, phrasal verb, upset, break)
4
plunge(verb, upset, drop, release)
2
cave in(verb, expression, break, drop, give)
2
droop(verb, break, drop, give)
2
sink(verb, drop, release, settle)
2
slide(verb, drop, release, abandon)
1
abate(verb, drop, settle, ease)
1
backslide(verb, drop, settle, ease)
1
be precipitated(verb, drop, settle, ease)
1
bend(verb, break, drop, give)
1
break down(verb, expression, break, drop, give)
1
bring down(verb, expression, upset, drop)
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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>