40 entries under blunder topic. ×

2
mend(verb, fail, blow, spoil)
2
mismanage(verb, help, correct, harm)
2
ruin(verb, fail, damage, blow, spoil)
1
boot(verb, fail, blow, spoil)
1
bumble(verb, fail, blow, fumble)
1
butcher(verb, ruin, fail, blow)
1
fall down(verb, expression, fail, fumble)
1
flounder(verb, fail, blow, spoil)
1
misapply(verb, blow, harm, overlook)
1
miscalculate(verb, ruin, fail, blow)
1
miscompute(verb, fail, blow, spoil)
1
misconjecture(fail, damage, blow, spoil)
1
misconstrue(fail, damage, blow, spoil)
1
misjudge(fail, blow, spoil, fumble)
1
mutilate(fail, damage, blow, spoil)
1
patch(fail, damage, blow, spoil)
1
pull a boner(expression, idiom, fail, fumble)
1
stumble(fail, blow, spoil, fumble)
1
wreck(verb, fail, damage, blow, spoil)
0
falling down(expression, goof, scrabble, fumble)
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APASmart Define. (2015). gum up thesaurus. Retrieved September 28, 2026, from https://smartdefine.org/gum_up/thesaurus/synonyms
ChicagoSmart Define. 2015. "gum up thesaurus" https://smartdefine.org/gum_up/thesaurus/synonyms (accessed September 28, 2026).
HarvardSmart Define 2015, gum up thesaurus, Smart Define, viewed 28 September, 2026, <https://smartdefine.org/gum_up/thesaurus/synonyms>.
MLASmart Define. "gum up thesaurus" 10 April 2015. Web. 28 September 2026. <https://smartdefine.org/gum_up/thesaurus/synonyms>