40 entries under blunder topic. ×

7
bungle(verb, help, correct, blow, harm)
7
louse up(verb, expression, phrasal verb, help, correct)
7
screw up(verb, expression, phrasal verb, help, correct)
6
botch(verb, help, correct, blow, harm)
6
goof up(verb, expression, phrasal verb, help, correct)
5
blow(verb, phrasal verb, help, correct, harm)
5
boggle(verb, help, correct, harm)
5
muck up(verb, expression, phrasal verb, help, correct)
4
flub(verb, blow, harm, overlook)
4
fumble(verb, help, correct, blow, harm)
4
mess(verb, fail, blow, spoil)
4
spoil(verb, help, correct, harm)
3
bobble(verb, fail, blow, fumble)
3
bollix(verb, fail, blow, spoil)
3
mar(verb, fail, blow, fumble)
3
mishandle(verb, help, correct, harm)
3
muddle(verb, help, correct, harm)
3
muff(verb, help, correct, blow, harm)
2
distort(verb, fail, blow, spoil)
2
err(verb, blow, harm, overlook)
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APASmart Define. (2015). gum up thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/gum_up/thesaurus/synonyms
ChicagoSmart Define. 2015. "gum up thesaurus" https://smartdefine.org/gum_up/thesaurus/synonyms (accessed September 26, 2026).
HarvardSmart Define 2015, gum up thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/gum_up/thesaurus/synonyms>.
MLASmart Define. "gum up thesaurus" 10 April 2015. Web. 26 September 2026. <https://smartdefine.org/gum_up/thesaurus/synonyms>